663201320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{19483}}^1$

素因数の和:19554

約数の個数: 64

約数和(自身を含む): 1599246720

約数和(自身を除く): 936045400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 3404, 4255, 6808, 8510, 17020, 19483, 34040, 38966, 77932, 97415, 155864, 194830, 389660, 448109, 720871, 779320, 896218, 1441742, 1792436, 2240545, 2883484, 3584872, 3604355, 4481090, 5766968, 7208710, 8962180, 14417420, 16580033, 17924360, 28834840, 33160066, 66320132, 82900165, 132640264, 165800330, 331600660, 663201320]

約数ペア:

[(1, 663201320), (2, 331600660), (4, 165800330), (5, 132640264), (8, 82900165), (10, 66320132), (20, 33160066), (23, 28834840), (37, 17924360), (40, 16580033), (46, 14417420), (74, 8962180), (92, 7208710), (115, 5766968), (148, 4481090), (184, 3604355), (185, 3584872), (230, 2883484), (296, 2240545), (370, 1792436), (460, 1441742), (740, 896218), (851, 779320), (920, 720871), (1480, 448109), (1702, 389660), (3404, 194830), (4255, 155864), (6808, 97415), (8510, 77932), (17020, 38966), (19483, 34040)]