71613960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 236390400

約数和(自身を除く): 164776440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 227, 239, 264, 330, 440, 454, 478, 660, 681, 717, 908, 956, 1135, 1195, 1320, 1362, 1434, 1816, 1912, 2270, 2390, 2497, 2629, 2724, 2868, 3405, 3585, 4540, 4780, 4994, 5258, 5448, 5736, 6810, 7170, 7491, 7887, 9080, 9560, 9988, 10516, 12485, 13145, 13620, 14340, 14982, 15774, 19976, 21032, 24970, 26290, 27240, 28680, 29964, 31548, 37455, 39435, 49940, 52580, 54253, 59928, 63096, 74910, 78870, 99880, 105160, 108506, 149820, 157740, 162759, 217012, 271265, 299640, 315480, 325518, 434024, 542530, 596783, 651036, 813795, 1085060, 1193566, 1302072, 1627590, 1790349, 2170120, 2387132, 2983915, 3255180, 3580698, 4774264, 5967830, 6510360, 7161396, 8951745, 11935660, 14322792, 17903490, 23871320, 35806980, 71613960]

約数ペア:

[(1, 71613960), (2, 35806980), (3, 23871320), (4, 17903490), (5, 14322792), (6, 11935660), (8, 8951745), (10, 7161396), (11, 6510360), (12, 5967830), (15, 4774264), (20, 3580698), (22, 3255180), (24, 2983915), (30, 2387132), (33, 2170120), (40, 1790349), (44, 1627590), (55, 1302072), (60, 1193566), (66, 1085060), (88, 813795), (110, 651036), (120, 596783), (132, 542530), (165, 434024), (220, 325518), (227, 315480), (239, 299640), (264, 271265), (330, 217012), (440, 162759), (454, 157740), (478, 149820), (660, 108506), (681, 105160), (717, 99880), (908, 78870), (956, 74910), (1135, 63096), (1195, 59928), (1320, 54253), (1362, 52580), (1434, 49940), (1816, 39435), (1912, 37455), (2270, 31548), (2390, 29964), (2497, 28680), (2629, 27240), (2724, 26290), (2868, 24970), (3405, 21032), (3585, 19976), (4540, 15774), (4780, 14982), (4994, 14340), (5258, 13620), (5448, 13145), (5736, 12485), (6810, 10516), (7170, 9988), (7491, 9560), (7887, 9080)]