68881320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:149

約数の個数: 256

約数和(自身を含む): 248832000

約数和(自身を除く): 179950680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 47, 54, 59, 60, 69, 72, 90, 92, 94, 108, 115, 118, 120, 135, 138, 141, 177, 180, 184, 188, 207, 216, 230, 235, 236, 270, 276, 282, 295, 345, 354, 360, 376, 414, 423, 460, 470, 472, 531, 540, 552, 564, 590, 621, 690, 705, 708, 828, 846, 885, 920, 940, 1035, 1062, 1080, 1081, 1128, 1180, 1242, 1269, 1357, 1380, 1410, 1416, 1593, 1656, 1692, 1770, 1880, 2070, 2115, 2124, 2162, 2360, 2484, 2538, 2655, 2714, 2760, 2773, 2820, 3105, 3186, 3243, 3384, 3540, 4071, 4140, 4230, 4248, 4324, 4968, 5076, 5310, 5405, 5428, 5546, 5640, 6210, 6345, 6372, 6486, 6785, 7080, 7965, 8142, 8280, 8319, 8460, 8648, 9729, 10152, 10620, 10810, 10856, 11092, 12213, 12420, 12690, 12744, 12972, 13570, 13865, 15930, 16215, 16284, 16638, 16920, 19458, 20355, 21240, 21620, 22184, 24426, 24840, 24957, 25380, 25944, 27140, 27730, 29187, 31860, 32430, 32568, 33276, 36639, 38916, 40710, 41595, 43240, 48645, 48852, 49914, 50760, 54280, 55460, 58374, 61065, 63720, 63779, 64860, 66552, 73278, 74871, 77832, 81420, 83190, 97290, 97704, 99828, 110920, 116748, 122130, 124785, 127558, 129720, 145935, 146556, 149742, 162840, 166380, 183195, 191337, 194580, 199656, 233496, 244260, 249570, 255116, 291870, 293112, 299484, 318895, 332760, 366390, 374355, 382674, 389160, 488520, 499140, 510232, 574011, 583740, 598968, 637790, 732780, 748710, 765348, 956685, 998280, 1148022, 1167480, 1275580, 1465560, 1497420, 1530696, 1722033, 1913370, 2296044, 2551160, 2870055, 2994840, 3444066, 3826740, 4592088, 5740110, 6888132, 7653480, 8610165, 11480220, 13776264, 17220330, 22960440, 34440660, 68881320]

約数ペア:

[(1, 68881320), (2, 34440660), (3, 22960440), (4, 17220330), (5, 13776264), (6, 11480220), (8, 8610165), (9, 7653480), (10, 6888132), (12, 5740110), (15, 4592088), (18, 3826740), (20, 3444066), (23, 2994840), (24, 2870055), (27, 2551160), (30, 2296044), (36, 1913370), (40, 1722033), (45, 1530696), (46, 1497420), (47, 1465560), (54, 1275580), (59, 1167480), (60, 1148022), (69, 998280), (72, 956685), (90, 765348), (92, 748710), (94, 732780), (108, 637790), (115, 598968), (118, 583740), (120, 574011), (135, 510232), (138, 499140), (141, 488520), (177, 389160), (180, 382674), (184, 374355), (188, 366390), (207, 332760), (216, 318895), (230, 299484), (235, 293112), (236, 291870), (270, 255116), (276, 249570), (282, 244260), (295, 233496), (345, 199656), (354, 194580), (360, 191337), (376, 183195), (414, 166380), (423, 162840), (460, 149742), (470, 146556), (472, 145935), (531, 129720), (540, 127558), (552, 124785), (564, 122130), (590, 116748), (621, 110920), (690, 99828), (705, 97704), (708, 97290), (828, 83190), (846, 81420), (885, 77832), (920, 74871), (940, 73278), (1035, 66552), (1062, 64860), (1080, 63779), (1081, 63720), (1128, 61065), (1180, 58374), (1242, 55460), (1269, 54280), (1357, 50760), (1380, 49914), (1410, 48852), (1416, 48645), (1593, 43240), (1656, 41595), (1692, 40710), (1770, 38916), (1880, 36639), (2070, 33276), (2115, 32568), (2124, 32430), (2162, 31860), (2360, 29187), (2484, 27730), (2538, 27140), (2655, 25944), (2714, 25380), (2760, 24957), (2773, 24840), (2820, 24426), (3105, 22184), (3186, 21620), (3243, 21240), (3384, 20355), (3540, 19458), (4071, 16920), (4140, 16638), (4230, 16284), (4248, 16215), (4324, 15930), (4968, 13865), (5076, 13570), (5310, 12972), (5405, 12744), (5428, 12690), (5546, 12420), (5640, 12213), (6210, 11092), (6345, 10856), (6372, 10810), (6486, 10620), (6785, 10152), (7080, 9729), (7965, 8648), (8142, 8460), (8280, 8319)]