408787080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 256

約数和(自身を含む): 1393459200

約数和(自身を除く): 984672120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 79, 93, 104, 107, 120, 124, 130, 155, 156, 158, 186, 195, 214, 237, 248, 260, 310, 312, 316, 321, 372, 390, 395, 403, 428, 465, 474, 520, 535, 620, 632, 642, 744, 780, 790, 806, 856, 930, 948, 1027, 1070, 1185, 1209, 1240, 1284, 1391, 1560, 1580, 1605, 1612, 1860, 1896, 2015, 2054, 2140, 2370, 2418, 2449, 2568, 2782, 3081, 3160, 3210, 3224, 3317, 3720, 4030, 4108, 4173, 4280, 4740, 4836, 4898, 5135, 5564, 6045, 6162, 6420, 6634, 6955, 7347, 8060, 8216, 8346, 8453, 9480, 9672, 9796, 9951, 10270, 11128, 12090, 12245, 12324, 12840, 13268, 13910, 14694, 15405, 16120, 16585, 16692, 16906, 19592, 19902, 20540, 20865, 24180, 24490, 24648, 25359, 26536, 27820, 29388, 30810, 31837, 33170, 33384, 33812, 36735, 39804, 41080, 41730, 42265, 43121, 48360, 48980, 49755, 50718, 55640, 58776, 61620, 63674, 66340, 67624, 73470, 79608, 83460, 84530, 86242, 95511, 97960, 99510, 101436, 109889, 123240, 126795, 127348, 129363, 132680, 146940, 159185, 166920, 169060, 172484, 191022, 199020, 202872, 215605, 219778, 253590, 254696, 258726, 262043, 293880, 318370, 329667, 338120, 344968, 382044, 398040, 431210, 439556, 477555, 507180, 517452, 524086, 549445, 636740, 646815, 659334, 764088, 786129, 862420, 879112, 955110, 1014360, 1034904, 1048172, 1098890, 1273480, 1293630, 1310215, 1318668, 1572258, 1648335, 1724840, 1910220, 2096344, 2197780, 2587260, 2620430, 2637336, 3144516, 3296670, 3406559, 3820440, 3930645, 4395560, 5174520, 5240860, 6289032, 6593340, 6813118, 7861290, 10219677, 10481720, 13186680, 13626236, 15722580, 17032795, 20439354, 27252472, 31445160, 34065590, 40878708, 51098385, 68131180, 81757416, 102196770, 136262360, 204393540, 408787080]

約数ペア:

[(1, 408787080), (2, 204393540), (3, 136262360), (4, 102196770), (5, 81757416), (6, 68131180), (8, 51098385), (10, 40878708), (12, 34065590), (13, 31445160), (15, 27252472), (20, 20439354), (24, 17032795), (26, 15722580), (30, 13626236), (31, 13186680), (39, 10481720), (40, 10219677), (52, 7861290), (60, 6813118), (62, 6593340), (65, 6289032), (78, 5240860), (79, 5174520), (93, 4395560), (104, 3930645), (107, 3820440), (120, 3406559), (124, 3296670), (130, 3144516), (155, 2637336), (156, 2620430), (158, 2587260), (186, 2197780), (195, 2096344), (214, 1910220), (237, 1724840), (248, 1648335), (260, 1572258), (310, 1318668), (312, 1310215), (316, 1293630), (321, 1273480), (372, 1098890), (390, 1048172), (395, 1034904), (403, 1014360), (428, 955110), (465, 879112), (474, 862420), (520, 786129), (535, 764088), (620, 659334), (632, 646815), (642, 636740), (744, 549445), (780, 524086), (790, 517452), (806, 507180), (856, 477555), (930, 439556), (948, 431210), (1027, 398040), (1070, 382044), (1185, 344968), (1209, 338120), (1240, 329667), (1284, 318370), (1391, 293880), (1560, 262043), (1580, 258726), (1605, 254696), (1612, 253590), (1860, 219778), (1896, 215605), (2015, 202872), (2054, 199020), (2140, 191022), (2370, 172484), (2418, 169060), (2449, 166920), (2568, 159185), (2782, 146940), (3081, 132680), (3160, 129363), (3210, 127348), (3224, 126795), (3317, 123240), (3720, 109889), (4030, 101436), (4108, 99510), (4173, 97960), (4280, 95511), (4740, 86242), (4836, 84530), (4898, 83460), (5135, 79608), (5564, 73470), (6045, 67624), (6162, 66340), (6420, 63674), (6634, 61620), (6955, 58776), (7347, 55640), (8060, 50718), (8216, 49755), (8346, 48980), (8453, 48360), (9480, 43121), (9672, 42265), (9796, 41730), (9951, 41080), (10270, 39804), (11128, 36735), (12090, 33812), (12245, 33384), (12324, 33170), (12840, 31837), (13268, 30810), (13910, 29388), (14694, 27820), (15405, 26536), (16120, 25359), (16585, 24648), (16692, 24490), (16906, 24180), (19592, 20865), (19902, 20540)]