17779740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 57200640

約数和(自身を除く): 39420900

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 79, 93, 110, 121, 124, 132, 155, 158, 165, 186, 220, 237, 242, 310, 316, 330, 341, 363, 372, 395, 465, 474, 484, 605, 620, 660, 682, 726, 790, 869, 930, 948, 1023, 1185, 1210, 1364, 1452, 1580, 1705, 1738, 1815, 1860, 2046, 2370, 2420, 2449, 2607, 3410, 3476, 3630, 3751, 4092, 4345, 4740, 4898, 5115, 5214, 6820, 7260, 7347, 7502, 8690, 9559, 9796, 10230, 10428, 11253, 12245, 13035, 14694, 15004, 17380, 18755, 19118, 20460, 22506, 24490, 26070, 26939, 28677, 29388, 36735, 37510, 38236, 45012, 47795, 48980, 52140, 53878, 56265, 57354, 73470, 75020, 80817, 95590, 107756, 112530, 114708, 134695, 143385, 146940, 161634, 191180, 225060, 269390, 286770, 296329, 323268, 404085, 538780, 573540, 592658, 808170, 888987, 1185316, 1481645, 1616340, 1777974, 2963290, 3555948, 4444935, 5926580, 8889870, 17779740]

約数ペア:

[(1, 17779740), (2, 8889870), (3, 5926580), (4, 4444935), (5, 3555948), (6, 2963290), (10, 1777974), (11, 1616340), (12, 1481645), (15, 1185316), (20, 888987), (22, 808170), (30, 592658), (31, 573540), (33, 538780), (44, 404085), (55, 323268), (60, 296329), (62, 286770), (66, 269390), (79, 225060), (93, 191180), (110, 161634), (121, 146940), (124, 143385), (132, 134695), (155, 114708), (158, 112530), (165, 107756), (186, 95590), (220, 80817), (237, 75020), (242, 73470), (310, 57354), (316, 56265), (330, 53878), (341, 52140), (363, 48980), (372, 47795), (395, 45012), (465, 38236), (474, 37510), (484, 36735), (605, 29388), (620, 28677), (660, 26939), (682, 26070), (726, 24490), (790, 22506), (869, 20460), (930, 19118), (948, 18755), (1023, 17380), (1185, 15004), (1210, 14694), (1364, 13035), (1452, 12245), (1580, 11253), (1705, 10428), (1738, 10230), (1815, 9796), (1860, 9559), (2046, 8690), (2370, 7502), (2420, 7347), (2449, 7260), (2607, 6820), (3410, 5214), (3476, 5115), (3630, 4898), (3751, 4740), (4092, 4345)]