619071720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{72661}}^1$

素因数の和:72746

約数の個数: 64

約数和(自身を含む): 1883399040

約数和(自身を除く): 1264327320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 72661, 145322, 217983, 290644, 363305, 435966, 581288, 726610, 871932, 1089915, 1453220, 1743864, 2179830, 2906440, 4359660, 5158931, 8719320, 10317862, 15476793, 20635724, 25794655, 30953586, 41271448, 51589310, 61907172, 77383965, 103178620, 123814344, 154767930, 206357240, 309535860, 619071720]

約数ペア:

[(1, 619071720), (2, 309535860), (3, 206357240), (4, 154767930), (5, 123814344), (6, 103178620), (8, 77383965), (10, 61907172), (12, 51589310), (15, 41271448), (20, 30953586), (24, 25794655), (30, 20635724), (40, 15476793), (60, 10317862), (71, 8719320), (120, 5158931), (142, 4359660), (213, 2906440), (284, 2179830), (355, 1743864), (426, 1453220), (568, 1089915), (710, 871932), (852, 726610), (1065, 581288), (1420, 435966), (1704, 363305), (2130, 290644), (2840, 217983), (4260, 145322), (8520, 72661)]