71756880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:349

約数の個数: 160

約数和(自身を含む): 242901120

約数和(自身を除く): 171144240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 109, 120, 130, 156, 195, 208, 211, 218, 240, 260, 312, 327, 390, 422, 436, 520, 545, 624, 633, 654, 780, 844, 872, 1040, 1055, 1090, 1266, 1308, 1417, 1560, 1635, 1688, 1744, 2110, 2180, 2532, 2616, 2743, 2834, 3120, 3165, 3270, 3376, 4220, 4251, 4360, 5064, 5232, 5486, 5668, 6330, 6540, 7085, 8229, 8440, 8502, 8720, 10128, 10972, 11336, 12660, 13080, 13715, 14170, 16458, 16880, 17004, 21255, 21944, 22672, 22999, 25320, 26160, 27430, 28340, 32916, 34008, 41145, 42510, 43888, 45998, 50640, 54860, 56680, 65832, 68016, 68997, 82290, 85020, 91996, 109720, 113360, 114995, 131664, 137994, 164580, 170040, 183992, 219440, 229990, 275988, 298987, 329160, 340080, 344985, 367984, 459980, 551976, 597974, 658320, 689970, 896961, 919960, 1103952, 1195948, 1379940, 1494935, 1793922, 1839920, 2391896, 2759880, 2989870, 3587844, 4484805, 4783792, 5519760, 5979740, 7175688, 8969610, 11959480, 14351376, 17939220, 23918960, 35878440, 71756880]

約数ペア:

[(1, 71756880), (2, 35878440), (3, 23918960), (4, 17939220), (5, 14351376), (6, 11959480), (8, 8969610), (10, 7175688), (12, 5979740), (13, 5519760), (15, 4783792), (16, 4484805), (20, 3587844), (24, 2989870), (26, 2759880), (30, 2391896), (39, 1839920), (40, 1793922), (48, 1494935), (52, 1379940), (60, 1195948), (65, 1103952), (78, 919960), (80, 896961), (104, 689970), (109, 658320), (120, 597974), (130, 551976), (156, 459980), (195, 367984), (208, 344985), (211, 340080), (218, 329160), (240, 298987), (260, 275988), (312, 229990), (327, 219440), (390, 183992), (422, 170040), (436, 164580), (520, 137994), (545, 131664), (624, 114995), (633, 113360), (654, 109720), (780, 91996), (844, 85020), (872, 82290), (1040, 68997), (1055, 68016), (1090, 65832), (1266, 56680), (1308, 54860), (1417, 50640), (1560, 45998), (1635, 43888), (1688, 42510), (1744, 41145), (2110, 34008), (2180, 32916), (2532, 28340), (2616, 27430), (2743, 26160), (2834, 25320), (3120, 22999), (3165, 22672), (3270, 21944), (3376, 21255), (4220, 17004), (4251, 16880), (4360, 16458), (5064, 14170), (5232, 13715), (5486, 13080), (5668, 12660), (6330, 11336), (6540, 10972), (7085, 10128), (8229, 8720), (8440, 8502)]