86871720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:499

約数の個数: 128

約数和(自身を含む): 283046400

約数和(自身を除く): 196174680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 233, 239, 260, 312, 390, 466, 478, 520, 699, 717, 780, 932, 956, 1165, 1195, 1398, 1434, 1560, 1864, 1912, 2330, 2390, 2796, 2868, 3029, 3107, 3495, 3585, 4660, 4780, 5592, 5736, 6058, 6214, 6990, 7170, 9087, 9320, 9321, 9560, 12116, 12428, 13980, 14340, 15145, 15535, 18174, 18642, 24232, 24856, 27960, 28680, 30290, 31070, 36348, 37284, 45435, 46605, 55687, 60580, 62140, 72696, 74568, 90870, 93210, 111374, 121160, 124280, 167061, 181740, 186420, 222748, 278435, 334122, 363480, 372840, 445496, 556870, 668244, 723931, 835305, 1113740, 1336488, 1447862, 1670610, 2171793, 2227480, 2895724, 3341220, 3619655, 4343586, 5791448, 6682440, 7239310, 8687172, 10858965, 14478620, 17374344, 21717930, 28957240, 43435860, 86871720]

約数ペア:

[(1, 86871720), (2, 43435860), (3, 28957240), (4, 21717930), (5, 17374344), (6, 14478620), (8, 10858965), (10, 8687172), (12, 7239310), (13, 6682440), (15, 5791448), (20, 4343586), (24, 3619655), (26, 3341220), (30, 2895724), (39, 2227480), (40, 2171793), (52, 1670610), (60, 1447862), (65, 1336488), (78, 1113740), (104, 835305), (120, 723931), (130, 668244), (156, 556870), (195, 445496), (233, 372840), (239, 363480), (260, 334122), (312, 278435), (390, 222748), (466, 186420), (478, 181740), (520, 167061), (699, 124280), (717, 121160), (780, 111374), (932, 93210), (956, 90870), (1165, 74568), (1195, 72696), (1398, 62140), (1434, 60580), (1560, 55687), (1864, 46605), (1912, 45435), (2330, 37284), (2390, 36348), (2796, 31070), (2868, 30290), (3029, 28680), (3107, 27960), (3495, 24856), (3585, 24232), (4660, 18642), (4780, 18174), (5592, 15535), (5736, 15145), (6058, 14340), (6214, 13980), (6990, 12428), (7170, 12116), (9087, 9560), (9320, 9321)]