12628920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 41472000

約数和(自身を除く): 28843080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 191, 228, 232, 285, 290, 348, 380, 382, 435, 456, 551, 570, 573, 580, 696, 760, 764, 870, 955, 1102, 1140, 1146, 1160, 1528, 1653, 1740, 1910, 2204, 2280, 2292, 2755, 2865, 3306, 3480, 3629, 3820, 4408, 4584, 5510, 5539, 5730, 6612, 7258, 7640, 8265, 10887, 11020, 11078, 11460, 13224, 14516, 16530, 16617, 18145, 21774, 22040, 22156, 22920, 27695, 29032, 33060, 33234, 36290, 43548, 44312, 54435, 55390, 66120, 66468, 72580, 83085, 87096, 105241, 108870, 110780, 132936, 145160, 166170, 210482, 217740, 221560, 315723, 332340, 420964, 435480, 526205, 631446, 664680, 841928, 1052410, 1262892, 1578615, 2104820, 2525784, 3157230, 4209640, 6314460, 12628920]

約数ペア:

[(1, 12628920), (2, 6314460), (3, 4209640), (4, 3157230), (5, 2525784), (6, 2104820), (8, 1578615), (10, 1262892), (12, 1052410), (15, 841928), (19, 664680), (20, 631446), (24, 526205), (29, 435480), (30, 420964), (38, 332340), (40, 315723), (57, 221560), (58, 217740), (60, 210482), (76, 166170), (87, 145160), (95, 132936), (114, 110780), (116, 108870), (120, 105241), (145, 87096), (152, 83085), (174, 72580), (190, 66468), (191, 66120), (228, 55390), (232, 54435), (285, 44312), (290, 43548), (348, 36290), (380, 33234), (382, 33060), (435, 29032), (456, 27695), (551, 22920), (570, 22156), (573, 22040), (580, 21774), (696, 18145), (760, 16617), (764, 16530), (870, 14516), (955, 13224), (1102, 11460), (1140, 11078), (1146, 11020), (1160, 10887), (1528, 8265), (1653, 7640), (1740, 7258), (1910, 6612), (2204, 5730), (2280, 5539), (2292, 5510), (2755, 4584), (2865, 4408), (3306, 3820), (3480, 3629)]