19664288280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:169

約数の個数: 1152

約数和(自身を含む): 87538913280

約数和(自身を除く): 67874625000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 24, 26, 28, 30, 31, 34, 35, 36, 39, 40, 42, 45, 51, 52, 56, 60, 62, 63, 65, 67, 68, 70, 72, 78, 84, 85, 90, 91, 93, 102, 104, 105, 117, 119, 120, 124, 126, 130, 134, 136, 140, 153, 155, 156, 168, 170, 180, 182, 186, 195, 201, 204, 210, 217, 221, 234, 238, 248, 252, 255, 260, 268, 273, 279, 280, 289, 306, 310, 312, 315, 335, 340, 357, 360, 364, 372, 390, 402, 403, 408, 420, 434, 442, 455, 465, 468, 469, 476, 504, 510, 520, 527, 536, 546, 558, 578, 585, 595, 603, 612, 620, 630, 651, 663, 670, 680, 714, 728, 744, 765, 780, 804, 806, 819, 840, 867, 868, 871, 884, 910, 930, 936, 938, 952, 1005, 1020, 1054, 1071, 1085, 1092, 1105, 1116, 1139, 1156, 1170, 1190, 1206, 1209, 1224, 1240, 1260, 1302, 1326, 1340, 1365, 1395, 1407, 1428, 1445, 1530, 1547, 1560, 1581, 1608, 1612, 1638, 1734, 1736, 1742, 1768, 1785, 1820, 1860, 1876, 1953, 1989, 2010, 2015, 2023, 2040, 2077, 2108, 2142, 2170, 2184, 2210, 2232, 2278, 2312, 2340, 2345, 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16380, 16616, 16884, 16926, 17085, 17340, 17420, 17918, 18135, 18207, 18291, 18445, 18564, 18693, 18760, 18785, 18972, 19363, 19530, 19890, 20230, 20502, 20553, 20770, 20808, 20904, 21080, 21105, 21420, 22134, 22542, 22568, 22780, 23205, 23715, 23919, 24120, 24180, 24276, 24388, 24924, 25389, 26010, 26040, 26130, 26299, 26520, 26877, 27001, 27336, 27404, 27846, 28140, 28210, 29016, 29078, 29512, 29614, 30056, 30345, 30485, 30940, 31155, 31356, 31620, 31892, 32760, 33201, 33768, 33813, 33852, 34170, 34255, 34680, 34840, 35309, 35836, 36270, 36414, 36582, 36890, 37128, 37386, 37570, 37944, 38726, 39060, 39195, 39780, 39865, 40460, 41004, 41106, 41540, 42210, 42315, 42840, 43617, 44268, 44421, 44795, 45084, 45560, 46410, 47430, 47838, 47957, 48360, 48552, 48776, 49848, 50778, 51255, 52020, 52260, 52598, 53754, 54002, 54808, 54873, 55335, 55692, 56280, 56355, 56420, 58089, 58156, 59228, 60690, 60970, 61659, 61880, 62310, 62712, 62713, 63240, 63784, 66402, 67626, 67704, 68340, 68510, 69615, 70618, 71672, 71757, 72540, 72695, 72828, 73164, 73780, 74035, 74772, 75140, 77452, 78120, 78390, 78897, 79560, 79730, 80631, 80920, 81003, 82008, 82212, 83080, 84420, 84630, 87234, 88536, 88842, 89590, 90168, 91035, 91455, 92820, 93465, 94860, 95676, 95914, 96815, 101556, 102510, 102765, 103649, 104040, 104520, 105196, 105927, 107508, 108004, 109746, 110670, 111384, 112710, 112840, 116178, 116312, 116467, 118456, 119595, 121380, 121940, 123318, 124620, 125426, 126945, 130851, 131495, 132804, 133263, 134385, 135005, 135252, 135541, 136680, 137020, 139230, 141236, 143514, 143871, 145080, 145390, 145656, 146328, 147560, 148070, 149544, 150280, 154904, 156780, 157794, 159460, 161262, 162006, 164424, 166005, 168840, 169065, 169260, 174267, 174468, 176545, 177684, 179180, 182070, 182910, 185640, 186930, 188139, 189007, 189720, 191352, 191828, 193630, 203112, 205020, 205530, 207298, 210392, 211854, 215016, 216008, 218085, 219492, 221340, 222105, 225420, 232356, 232934, 236691, 239190, 239785, 242760, 243009, 243880, 246636, 247163, 249240, 250852, 251719, 253890, 261702, 262990, 265608, 266526, 268770, 270010, 270504, 271082, 274040, 274365, 278460, 282472, 287028, 287742, 290445, 290780, 296140, 308295, 310947, 313560, 313565, 315588, 317781, 318920, 322524, 324012, 332010, 338130, 338520, 348534, 348936, 349401, 353090, 355368, 358360, 358785, 364140, 365820, 373860, 376278, 378014, 383656, 387260, 394485, 403155, 405015, 406623, 410040, 411060, 414596, 423708, 431613, 436170, 438984, 442680, 444210, 450840, 459017, 464712, 465868, 473382, 478380, 479570, 486018, 493272, 494326, 501704, 503438, 507780, 518245, 523404, 525980, 529635, 533052, 537540, 540020, 542164, 548730, 556920, 564417, 567021, 574056, 575484, 580890, 581560, 582335, 592280, 600253, 616590, 621894, 627130, 631176, 635562, 645048, 648024, 654255, 664020, 666315, 676260, 677705, 697068, 698802, 706180, 717570, 719355, 728280, 731640, 741489, 747720, 752556, 755157, 756028, 774520, 788970, 806310, 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約数ペア:

[(1, 19664288280), (2, 9832144140), (3, 6554762760), (4, 4916072070), (5, 3932857656), (6, 3277381380), (7, 2809184040), (8, 2458036035), (9, 2184920920), (10, 1966428828), (12, 1638690690), (13, 1512637560), (14, 1404592020), (15, 1310952552), (17, 1156722840), (18, 1092460460), (20, 983214414), (21, 936394680), (24, 819345345), (26, 756318780), (28, 702296010), (30, 655476276), (31, 634331880), (34, 578361420), (35, 561836808), (36, 546230230), (39, 504212520), (40, 491607207), (42, 468197340), (45, 436984184), (51, 385574280), (52, 378159390), (56, 351148005), (60, 327738138), (62, 317165940), (63, 312131560), (65, 302527512), (67, 293496840), (68, 289180710), (70, 280918404), (72, 273115115), (78, 252106260), (84, 234098670), (85, 231344568), (90, 218492092), (91, 216091080), (93, 211443960), (102, 192787140), (104, 189079695), (105, 187278936), (117, 168070840), (119, 165246120), (120, 163869069), (124, 158582970), (126, 156065780), (130, 151263756), (134, 146748420), (136, 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12198690), (1638, 12005060), (1734, 11340420), (1736, 11327355), (1742, 11288340), (1768, 11122335), (1785, 11016408), (1820, 10804554), (1860, 10572198), (1876, 10482030), (1953, 10068760), (1989, 9886520), (2010, 9783228), (2015, 9758952), (2023, 9720360), (2040, 9639357), (2077, 9467640), (2108, 9328410), (2142, 9180340), (2170, 9061884), (2184, 9003795), (2210, 8897868), (2232, 8810165), (2278, 8632260), (2312, 8505315), (2340, 8403542), (2345, 8385624), (2380, 8262306), (2412, 8152690), (2418, 8132460), (2520, 7803289), (2601, 7560280), (2604, 7551570), (2613, 7525560), (2635, 7462728), (2652, 7414890), (2680, 7337421), (2730, 7203036), (2790, 7048132), (2814, 6988020), (2821, 6970680), (2856, 6885255), (2890, 6804252), (3015, 6522152), (3060, 6426238), (3094, 6355620), (3162, 6218940), (3224, 6099345), (3255, 6041256), (3276, 6002530), (3315, 5931912), (3417, 5754840), (3468, 5670210), (3484, 5644170), (3570, 5508204), (3627, 5421640), (3640, 5402277), (3689, 5330520), (3720, 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