196574720

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2477}}^1$

素因数の和:2531

約数の個数: 80

約数和(自身を含む): 486718848

約数和(自身を除く): 290144128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2477, 2480, 2560, 3968, 4954, 4960, 7936, 9908, 9920, 12385, 15872, 19816, 19840, 24770, 39632, 39680, 49540, 76787, 79264, 79360, 99080, 153574, 158528, 198160, 307148, 317056, 383935, 396320, 614296, 634112, 767870, 792640, 1228592, 1268224, 1535740, 1585280, 2457184, 3071480, 3170560, 4914368, 6142960, 6341120, 9828736, 12285920, 19657472, 24571840, 39314944, 49143680, 98287360, 196574720]

約数ペア:

[(1, 196574720), (2, 98287360), (4, 49143680), (5, 39314944), (8, 24571840), (10, 19657472), (16, 12285920), (20, 9828736), (31, 6341120), (32, 6142960), (40, 4914368), (62, 3170560), (64, 3071480), (80, 2457184), (124, 1585280), (128, 1535740), (155, 1268224), (160, 1228592), (248, 792640), (256, 767870), (310, 634112), (320, 614296), (496, 396320), (512, 383935), (620, 317056), (640, 307148), (992, 198160), (1240, 158528), (1280, 153574), (1984, 99080), (2477, 79360), (2480, 79264), (2560, 76787), (3968, 49540), (4954, 39680), (4960, 39632), (7936, 24770), (9908, 19840), (9920, 19816), (12385, 15872)]