30474680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 71820000

約数和(自身を除く): 41345320

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 59, 74, 118, 148, 185, 236, 295, 296, 349, 370, 472, 590, 698, 740, 1180, 1396, 1480, 1745, 2183, 2360, 2792, 3490, 4366, 6980, 8732, 10915, 12913, 13960, 17464, 20591, 21830, 25826, 41182, 43660, 51652, 64565, 82364, 87320, 102955, 103304, 129130, 164728, 205910, 258260, 411820, 516520, 761867, 823640, 1523734, 3047468, 3809335, 6094936, 7618670, 15237340, 30474680]

約数ペア:

[(1, 30474680), (2, 15237340), (4, 7618670), (5, 6094936), (8, 3809335), (10, 3047468), (20, 1523734), (37, 823640), (40, 761867), (59, 516520), (74, 411820), (118, 258260), (148, 205910), (185, 164728), (236, 129130), (295, 103304), (296, 102955), (349, 87320), (370, 82364), (472, 64565), (590, 51652), (698, 43660), (740, 41182), (1180, 25826), (1396, 21830), (1480, 20591), (1745, 17464), (2183, 13960), (2360, 12913), (2792, 10915), (3490, 8732), (4366, 6980)]