29905980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1667}}^1$

素因数の和:1715

約数の個数: 96

約数和(自身を含む): 94155264

約数和(自身を除く): 64249284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1667, 1794, 2990, 3334, 3588, 4485, 5001, 5980, 6668, 8335, 8970, 10002, 16670, 17940, 20004, 21671, 25005, 33340, 38341, 43342, 50010, 65013, 76682, 86684, 100020, 108355, 115023, 130026, 153364, 191705, 216710, 230046, 260052, 325065, 383410, 433420, 460092, 498433, 575115, 650130, 766820, 996866, 1150230, 1300260, 1495299, 1993732, 2300460, 2492165, 2990598, 4984330, 5981196, 7476495, 9968660, 14952990, 29905980]

約数ペア:

[(1, 29905980), (2, 14952990), (3, 9968660), (4, 7476495), (5, 5981196), (6, 4984330), (10, 2990598), (12, 2492165), (13, 2300460), (15, 1993732), (20, 1495299), (23, 1300260), (26, 1150230), (30, 996866), (39, 766820), (46, 650130), (52, 575115), (60, 498433), (65, 460092), (69, 433420), (78, 383410), (92, 325065), (115, 260052), (130, 230046), (138, 216710), (156, 191705), (195, 153364), (230, 130026), (260, 115023), (276, 108355), (299, 100020), (345, 86684), (390, 76682), (460, 65013), (598, 50010), (690, 43342), (780, 38341), (897, 33340), (1196, 25005), (1380, 21671), (1495, 20004), (1667, 17940), (1794, 16670), (2990, 10002), (3334, 8970), (3588, 8335), (4485, 6668), (5001, 5980)]