209511120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 320

約数和(自身を含む): 818947584

約数和(自身を除く): 609436464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 53, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 106, 112, 120, 130, 140, 156, 159, 168, 181, 182, 195, 208, 210, 212, 240, 260, 265, 273, 280, 312, 318, 336, 362, 364, 371, 390, 420, 424, 455, 520, 530, 543, 546, 560, 624, 636, 689, 724, 728, 742, 780, 795, 840, 848, 905, 910, 1040, 1060, 1086, 1092, 1113, 1267, 1272, 1365, 1378, 1448, 1456, 1484, 1560, 1590, 1680, 1810, 1820, 1855, 2067, 2120, 2172, 2184, 2226, 2353, 2534, 2544, 2715, 2730, 2756, 2896, 2968, 3120, 3180, 3445, 3620, 3640, 3710, 3801, 4134, 4240, 4344, 4368, 4452, 4706, 4823, 5068, 5430, 5460, 5512, 5565, 5936, 6335, 6360, 6890, 7059, 7240, 7280, 7420, 7602, 8268, 8688, 8904, 9412, 9593, 9646, 10136, 10335, 10860, 10920, 11024, 11130, 11765, 12670, 12720, 13780, 14118, 14469, 14480, 14840, 15204, 16471, 16536, 17808, 18824, 19005, 19186, 19292, 20272, 20670, 21720, 21840, 22260, 23530, 24115, 25340, 27560, 28236, 28779, 28938, 29680, 30408, 32942, 33072, 35295, 37648, 38010, 38372, 38584, 41340, 43440, 44520, 47060, 47965, 48230, 49413, 50680, 55120, 56472, 57558, 57876, 60816, 65884, 67151, 70590, 72345, 76020, 76744, 77168, 82355, 82680, 89040, 94120, 95930, 96460, 98826, 101360, 112944, 115116, 115752, 124709, 131768, 134302, 141180, 143895, 144690, 152040, 153488, 164710, 165360, 188240, 191860, 192920, 197652, 201453, 230232, 231504, 247065, 249418, 263536, 268604, 282360, 287790, 289380, 304080, 329420, 335755, 374127, 383720, 385840, 395304, 402906, 460464, 494130, 498836, 537208, 564720, 575580, 578760, 623545, 658840, 671510, 748254, 767440, 790608, 805812, 872963, 988260, 997672, 1007265, 1074416, 1151160, 1157520, 1247090, 1317680, 1343020, 1496508, 1611624, 1745926, 1870635, 1976520, 1995344, 2014530, 2302320, 2494180, 2618889, 2686040, 2993016, 3223248, 3491852, 3741270, 3953040, 4029060, 4364815, 4988360, 5237778, 5372080, 5986032, 6983704, 7482540, 8058120, 8729630, 9976720, 10475556, 13094445, 13967408, 14965080, 16116240, 17459260, 20951112, 26188890, 29930160, 34918520, 41902224, 52377780, 69837040, 104755560, 209511120]

約数ペア:

[(1, 209511120), (2, 104755560), (3, 69837040), (4, 52377780), (5, 41902224), (6, 34918520), (7, 29930160), (8, 26188890), (10, 20951112), (12, 17459260), (13, 16116240), (14, 14965080), (15, 13967408), (16, 13094445), (20, 10475556), (21, 9976720), (24, 8729630), (26, 8058120), (28, 7482540), (30, 6983704), (35, 5986032), (39, 5372080), (40, 5237778), (42, 4988360), (48, 4364815), (52, 4029060), (53, 3953040), (56, 3741270), (60, 3491852), (65, 3223248), (70, 2993016), (78, 2686040), (80, 2618889), (84, 2494180), (91, 2302320), (104, 2014530), (105, 1995344), (106, 1976520), (112, 1870635), (120, 1745926), (130, 1611624), (140, 1496508), (156, 1343020), (159, 1317680), (168, 1247090), (181, 1157520), (182, 1151160), (195, 1074416), (208, 1007265), (210, 997672), (212, 988260), (240, 872963), (260, 805812), (265, 790608), (273, 767440), (280, 748254), (312, 671510), (318, 658840), (336, 623545), (362, 578760), (364, 575580), (371, 564720), (390, 537208), (420, 498836), (424, 494130), (455, 460464), (520, 402906), (530, 395304), (543, 385840), (546, 383720), (560, 374127), (624, 335755), (636, 329420), (689, 304080), (724, 289380), (728, 287790), (742, 282360), (780, 268604), (795, 263536), (840, 249418), (848, 247065), (905, 231504), (910, 230232), (1040, 201453), (1060, 197652), (1086, 192920), (1092, 191860), (1113, 188240), (1267, 165360), (1272, 164710), (1365, 153488), (1378, 152040), (1448, 144690), (1456, 143895), (1484, 141180), (1560, 134302), (1590, 131768), (1680, 124709), (1810, 115752), (1820, 115116), (1855, 112944), (2067, 101360), (2120, 98826), (2172, 96460), (2184, 95930), (2226, 94120), (2353, 89040), (2534, 82680), (2544, 82355), (2715, 77168), (2730, 76744), (2756, 76020), (2896, 72345), (2968, 70590), (3120, 67151), (3180, 65884), (3445, 60816), (3620, 57876), (3640, 57558), (3710, 56472), (3801, 55120), (4134, 50680), (4240, 49413), (4344, 48230), (4368, 47965), (4452, 47060), (4706, 44520), (4823, 43440), (5068, 41340), (5430, 38584), (5460, 38372), (5512, 38010), (5565, 37648), (5936, 35295), (6335, 33072), (6360, 32942), (6890, 30408), (7059, 29680), (7240, 28938), (7280, 28779), (7420, 28236), (7602, 27560), (8268, 25340), (8688, 24115), (8904, 23530), (9412, 22260), (9593, 21840), (9646, 21720), (10136, 20670), (10335, 20272), (10860, 19292), (10920, 19186), (11024, 19005), (11130, 18824), (11765, 17808), (12670, 16536), (12720, 16471), (13780, 15204), (14118, 14840), (14469, 14480)]