634814720

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21563}}^1$

素因数の和:21607

約数の個数: 72

約数和(自身を含む): 1586765376

約数和(自身を除く): 951950656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5888, 7360, 14720, 21563, 29440, 43126, 86252, 107815, 172504, 215630, 345008, 431260, 495949, 690016, 862520, 991898, 1380032, 1725040, 1983796, 2479745, 2760064, 3450080, 3967592, 4959490, 5520128, 6900160, 7935184, 9918980, 13800320, 15870368, 19837960, 27600640, 31740736, 39675920, 63481472, 79351840, 126962944, 158703680, 317407360, 634814720]

約数ペア:

[(1, 634814720), (2, 317407360), (4, 158703680), (5, 126962944), (8, 79351840), (10, 63481472), (16, 39675920), (20, 31740736), (23, 27600640), (32, 19837960), (40, 15870368), (46, 13800320), (64, 9918980), (80, 7935184), (92, 6900160), (115, 5520128), (128, 4959490), (160, 3967592), (184, 3450080), (230, 2760064), (256, 2479745), (320, 1983796), (368, 1725040), (460, 1380032), (640, 991898), (736, 862520), (920, 690016), (1280, 495949), (1472, 431260), (1840, 345008), (2944, 215630), (3680, 172504), (5888, 107815), (7360, 86252), (14720, 43126), (21563, 29440)]