139644680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26249}}^1$

素因数の和:26286

約数の個数: 64

約数和(自身を含む): 378000000

約数和(自身を除く): 238355320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 26249, 52498, 104996, 131245, 183743, 209992, 262490, 367486, 498731, 524980, 734972, 918715, 997462, 1049960, 1469944, 1837430, 1994924, 2493655, 3491117, 3674860, 3989848, 4987310, 6982234, 7349720, 9974620, 13964468, 17455585, 19949240, 27928936, 34911170, 69822340, 139644680]

約数ペア:

[(1, 139644680), (2, 69822340), (4, 34911170), (5, 27928936), (7, 19949240), (8, 17455585), (10, 13964468), (14, 9974620), (19, 7349720), (20, 6982234), (28, 4987310), (35, 3989848), (38, 3674860), (40, 3491117), (56, 2493655), (70, 1994924), (76, 1837430), (95, 1469944), (133, 1049960), (140, 997462), (152, 918715), (190, 734972), (266, 524980), (280, 498731), (380, 367486), (532, 262490), (665, 209992), (760, 183743), (1064, 131245), (1330, 104996), (2660, 52498), (5320, 26249)]