87651480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{104347}}^1$

素因数の和:104368

約数の個数: 64

約数和(自身を含む): 300522240

約数和(自身を除く): 212870760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 104347, 208694, 313041, 417388, 521735, 626082, 730429, 834776, 1043470, 1252164, 1460858, 1565205, 2086940, 2191287, 2504328, 2921716, 3130410, 3652145, 4173880, 4382574, 5843432, 6260820, 7304290, 8765148, 10956435, 12521640, 14608580, 17530296, 21912870, 29217160, 43825740, 87651480]

約数ペア:

[(1, 87651480), (2, 43825740), (3, 29217160), (4, 21912870), (5, 17530296), (6, 14608580), (7, 12521640), (8, 10956435), (10, 8765148), (12, 7304290), (14, 6260820), (15, 5843432), (20, 4382574), (21, 4173880), (24, 3652145), (28, 3130410), (30, 2921716), (35, 2504328), (40, 2191287), (42, 2086940), (56, 1565205), (60, 1460858), (70, 1252164), (84, 1043470), (105, 834776), (120, 730429), (140, 626082), (168, 521735), (210, 417388), (280, 313041), (420, 208694), (840, 104347)]