71611680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{21313}}^1$

素因数の和:21338

約数の個数: 96

約数和(自身を含む): 257814144

約数和(自身を除く): 186202464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 21313, 42626, 63939, 85252, 106565, 127878, 149191, 170504, 213130, 255756, 298382, 319695, 341008, 426260, 447573, 511512, 596764, 639390, 682016, 745955, 852520, 895146, 1023024, 1193528, 1278780, 1491910, 1705040, 1790292, 2046048, 2237865, 2387056, 2557560, 2983820, 3410080, 3580584, 4475730, 4774112, 5115120, 5967640, 7161168, 8951460, 10230240, 11935280, 14322336, 17902920, 23870560, 35805840, 71611680]

約数ペア:

[(1, 71611680), (2, 35805840), (3, 23870560), (4, 17902920), (5, 14322336), (6, 11935280), (7, 10230240), (8, 8951460), (10, 7161168), (12, 5967640), (14, 5115120), (15, 4774112), (16, 4475730), (20, 3580584), (21, 3410080), (24, 2983820), (28, 2557560), (30, 2387056), (32, 2237865), (35, 2046048), (40, 1790292), (42, 1705040), (48, 1491910), (56, 1278780), (60, 1193528), (70, 1023024), (80, 895146), (84, 852520), (96, 745955), (105, 682016), (112, 639390), (120, 596764), (140, 511512), (160, 447573), (168, 426260), (210, 341008), (224, 319695), (240, 298382), (280, 255756), (336, 213130), (420, 170504), (480, 149191), (560, 127878), (672, 106565), (840, 85252), (1120, 63939), (1680, 42626), (3360, 21313)]