15914780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 41717760

約数和(自身を除く): 25802980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 62, 70, 76, 95, 124, 133, 140, 155, 190, 193, 217, 266, 310, 380, 386, 434, 532, 589, 620, 665, 772, 868, 965, 1085, 1178, 1330, 1351, 1930, 2170, 2356, 2660, 2702, 2945, 3667, 3860, 4123, 4340, 5404, 5890, 5983, 6755, 7334, 8246, 11780, 11966, 13510, 14668, 16492, 18335, 20615, 23932, 25669, 27020, 29915, 36670, 41230, 41881, 51338, 59830, 73340, 82460, 83762, 102676, 113677, 119660, 128345, 167524, 209405, 227354, 256690, 418810, 454708, 513380, 568385, 795739, 837620, 1136770, 1591478, 2273540, 3182956, 3978695, 7957390, 15914780]

約数ペア:

[(1, 15914780), (2, 7957390), (4, 3978695), (5, 3182956), (7, 2273540), (10, 1591478), (14, 1136770), (19, 837620), (20, 795739), (28, 568385), (31, 513380), (35, 454708), (38, 418810), (62, 256690), (70, 227354), (76, 209405), (95, 167524), (124, 128345), (133, 119660), (140, 113677), (155, 102676), (190, 83762), (193, 82460), (217, 73340), (266, 59830), (310, 51338), (380, 41881), (386, 41230), (434, 36670), (532, 29915), (589, 27020), (620, 25669), (665, 23932), (772, 20615), (868, 18335), (965, 16492), (1085, 14668), (1178, 13510), (1330, 11966), (1351, 11780), (1930, 8246), (2170, 7334), (2356, 6755), (2660, 5983), (2702, 5890), (2945, 5404), (3667, 4340), (3860, 4123)]