87815910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1693}}^1$

素因数の和:1742

約数の個数: 128

約数和(自身を含む): 273208320

約数和(自身を除く): 185392410

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 546, 570, 665, 741, 798, 910, 1235, 1330, 1365, 1482, 1693, 1729, 1995, 2470, 2730, 3386, 3458, 3705, 3990, 5079, 5187, 7410, 8465, 8645, 10158, 10374, 11851, 16930, 17290, 22009, 23702, 25395, 25935, 32167, 35553, 44018, 50790, 51870, 59255, 64334, 66027, 71106, 96501, 110045, 118510, 132054, 154063, 160835, 177765, 193002, 220090, 225169, 308126, 321670, 330135, 355530, 418171, 450338, 462189, 482505, 660270, 675507, 770315, 836342, 924378, 965010, 1125845, 1254513, 1351014, 1540630, 2090855, 2251690, 2310945, 2509026, 2927197, 3377535, 4181710, 4621890, 5854394, 6272565, 6755070, 8781591, 12545130, 14635985, 17563182, 29271970, 43907955, 87815910]

約数ペア:

[(1, 87815910), (2, 43907955), (3, 29271970), (5, 17563182), (6, 14635985), (7, 12545130), (10, 8781591), (13, 6755070), (14, 6272565), (15, 5854394), (19, 4621890), (21, 4181710), (26, 3377535), (30, 2927197), (35, 2509026), (38, 2310945), (39, 2251690), (42, 2090855), (57, 1540630), (65, 1351014), (70, 1254513), (78, 1125845), (91, 965010), (95, 924378), (105, 836342), (114, 770315), (130, 675507), (133, 660270), (182, 482505), (190, 462189), (195, 450338), (210, 418171), (247, 355530), (266, 330135), (273, 321670), (285, 308126), (390, 225169), (399, 220090), (455, 193002), (494, 177765), (546, 160835), (570, 154063), (665, 132054), (741, 118510), (798, 110045), (910, 96501), (1235, 71106), (1330, 66027), (1365, 64334), (1482, 59255), (1693, 51870), (1729, 50790), (1995, 44018), (2470, 35553), (2730, 32167), (3386, 25935), (3458, 25395), (3705, 23702), (3990, 22009), (5079, 17290), (5187, 16930), (7410, 11851), (8465, 10374), (8645, 10158)]