888959840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1531}}^1$

素因数の和:1756

約数の個数: 96

約数和(自身を含む): 2223728640

約数和(自身を除く): 1334768800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 191, 304, 380, 382, 608, 760, 764, 955, 1520, 1528, 1531, 1910, 3040, 3056, 3062, 3629, 3820, 6112, 6124, 7258, 7640, 7655, 12248, 14516, 15280, 15310, 18145, 24496, 29032, 29089, 30560, 30620, 36290, 48992, 58064, 58178, 61240, 72580, 116128, 116356, 122480, 145160, 145445, 232712, 244960, 290320, 290890, 292421, 465424, 580640, 581780, 584842, 930848, 1163560, 1169684, 1462105, 2327120, 2339368, 2924210, 4654240, 4678736, 5555999, 5848420, 9357472, 11111998, 11696840, 22223996, 23393680, 27779995, 44447992, 46787360, 55559990, 88895984, 111119980, 177791968, 222239960, 444479920, 888959840]

約数ペア:

[(1, 888959840), (2, 444479920), (4, 222239960), (5, 177791968), (8, 111119980), (10, 88895984), (16, 55559990), (19, 46787360), (20, 44447992), (32, 27779995), (38, 23393680), (40, 22223996), (76, 11696840), (80, 11111998), (95, 9357472), (152, 5848420), (160, 5555999), (190, 4678736), (191, 4654240), (304, 2924210), (380, 2339368), (382, 2327120), (608, 1462105), (760, 1169684), (764, 1163560), (955, 930848), (1520, 584842), (1528, 581780), (1531, 580640), (1910, 465424), (3040, 292421), (3056, 290890), (3062, 290320), (3629, 244960), (3820, 232712), (6112, 145445), (6124, 145160), (7258, 122480), (7640, 116356), (7655, 116128), (12248, 72580), (14516, 61240), (15280, 58178), (15310, 58064), (18145, 48992), (24496, 36290), (29032, 30620), (29089, 30560)]