87234420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1229}}^1$

素因数の和:1274

約数の個数: 144

約数和(自身を含む): 302520960

約数和(自身を除く): 215286540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 169, 182, 195, 210, 260, 273, 338, 364, 390, 420, 455, 507, 546, 676, 780, 845, 910, 1014, 1092, 1183, 1229, 1365, 1690, 1820, 2028, 2366, 2458, 2535, 2730, 3380, 3549, 3687, 4732, 4916, 5070, 5460, 5915, 6145, 7098, 7374, 8603, 10140, 11830, 12290, 14196, 14748, 15977, 17206, 17745, 18435, 23660, 24580, 25809, 31954, 34412, 35490, 36870, 43015, 47931, 51618, 63908, 70980, 73740, 79885, 86030, 95862, 103236, 111839, 129045, 159770, 172060, 191724, 207701, 223678, 239655, 258090, 319540, 335517, 415402, 447356, 479310, 516180, 559195, 623103, 671034, 830804, 958620, 1038505, 1118390, 1246206, 1342068, 1453907, 1677585, 2077010, 2236780, 2492412, 2907814, 3115515, 3355170, 4154020, 4361721, 5815628, 6231030, 6710340, 7269535, 8723442, 12462060, 14539070, 17446884, 21808605, 29078140, 43617210, 87234420]

約数ペア:

[(1, 87234420), (2, 43617210), (3, 29078140), (4, 21808605), (5, 17446884), (6, 14539070), (7, 12462060), (10, 8723442), (12, 7269535), (13, 6710340), (14, 6231030), (15, 5815628), (20, 4361721), (21, 4154020), (26, 3355170), (28, 3115515), (30, 2907814), (35, 2492412), (39, 2236780), (42, 2077010), (52, 1677585), (60, 1453907), (65, 1342068), (70, 1246206), (78, 1118390), (84, 1038505), (91, 958620), (105, 830804), (130, 671034), (140, 623103), (156, 559195), (169, 516180), (182, 479310), (195, 447356), (210, 415402), (260, 335517), (273, 319540), (338, 258090), (364, 239655), (390, 223678), (420, 207701), (455, 191724), (507, 172060), (546, 159770), (676, 129045), (780, 111839), (845, 103236), (910, 95862), (1014, 86030), (1092, 79885), (1183, 73740), (1229, 70980), (1365, 63908), (1690, 51618), (1820, 47931), (2028, 43015), (2366, 36870), (2458, 35490), (2535, 34412), (2730, 31954), (3380, 25809), (3549, 24580), (3687, 23660), (4732, 18435), (4916, 17745), (5070, 17206), (5460, 15977), (5915, 14748), (6145, 14196), (7098, 12290), (7374, 11830), (8603, 10140)]