71622090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 202752000

約数和(自身を除く): 131129910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 43, 45, 54, 62, 86, 90, 93, 129, 135, 155, 186, 199, 215, 258, 270, 279, 310, 387, 398, 430, 465, 558, 597, 645, 774, 837, 930, 995, 1161, 1194, 1290, 1333, 1395, 1674, 1791, 1935, 1990, 2322, 2666, 2790, 2985, 3582, 3870, 3999, 4185, 5373, 5805, 5970, 6169, 6665, 7998, 8370, 8557, 8955, 10746, 11610, 11997, 12338, 13330, 17114, 17910, 18507, 19995, 23994, 25671, 26865, 30845, 35991, 37014, 39990, 42785, 51342, 53730, 55521, 59985, 61690, 71982, 77013, 85570, 92535, 111042, 119970, 128355, 154026, 166563, 179955, 185070, 231039, 256710, 265267, 277605, 333126, 359910, 385065, 462078, 530534, 555210, 770130, 795801, 832815, 1155195, 1326335, 1591602, 1665630, 2310390, 2387403, 2652670, 3979005, 4774806, 7162209, 7958010, 11937015, 14324418, 23874030, 35811045, 71622090]

約数ペア:

[(1, 71622090), (2, 35811045), (3, 23874030), (5, 14324418), (6, 11937015), (9, 7958010), (10, 7162209), (15, 4774806), (18, 3979005), (27, 2652670), (30, 2387403), (31, 2310390), (43, 1665630), (45, 1591602), (54, 1326335), (62, 1155195), (86, 832815), (90, 795801), (93, 770130), (129, 555210), (135, 530534), (155, 462078), (186, 385065), (199, 359910), (215, 333126), (258, 277605), (270, 265267), (279, 256710), (310, 231039), (387, 185070), (398, 179955), (430, 166563), (465, 154026), (558, 128355), (597, 119970), (645, 111042), (774, 92535), (837, 85570), (930, 77013), (995, 71982), (1161, 61690), (1194, 59985), (1290, 55521), (1333, 53730), (1395, 51342), (1674, 42785), (1791, 39990), (1935, 37014), (1990, 35991), (2322, 30845), (2666, 26865), (2790, 25671), (2985, 23994), (3582, 19995), (3870, 18507), (3999, 17910), (4185, 17114), (5373, 13330), (5805, 12338), (5970, 11997), (6169, 11610), (6665, 10746), (7998, 8955), (8370, 8557)]