217027590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:702

約数の個数: 128

約数和(自身を含む): 599961600

約数和(自身を除く): 382934010

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 31, 39, 58, 62, 65, 78, 87, 93, 130, 145, 155, 174, 186, 195, 290, 310, 377, 390, 403, 435, 465, 619, 754, 806, 870, 899, 930, 1131, 1209, 1238, 1798, 1857, 1885, 2015, 2262, 2418, 2697, 3095, 3714, 3770, 4030, 4495, 5394, 5655, 6045, 6190, 8047, 8990, 9285, 11310, 11687, 12090, 13485, 16094, 17951, 18570, 19189, 23374, 24141, 26970, 35061, 35902, 38378, 40235, 48282, 53853, 57567, 58435, 70122, 80470, 89755, 95945, 107706, 115134, 116870, 120705, 175305, 179510, 191890, 233363, 241410, 249457, 269265, 287835, 350610, 466726, 498914, 538530, 556481, 575670, 700089, 748371, 1112962, 1166815, 1247285, 1400178, 1496742, 1669443, 2333630, 2494570, 2782405, 3338886, 3500445, 3741855, 5564810, 7000890, 7234253, 7483710, 8347215, 14468506, 16694430, 21702759, 36171265, 43405518, 72342530, 108513795, 217027590]

約数ペア:

[(1, 217027590), (2, 108513795), (3, 72342530), (5, 43405518), (6, 36171265), (10, 21702759), (13, 16694430), (15, 14468506), (26, 8347215), (29, 7483710), (30, 7234253), (31, 7000890), (39, 5564810), (58, 3741855), (62, 3500445), (65, 3338886), (78, 2782405), (87, 2494570), (93, 2333630), (130, 1669443), (145, 1496742), (155, 1400178), (174, 1247285), (186, 1166815), (195, 1112962), (290, 748371), (310, 700089), (377, 575670), (390, 556481), (403, 538530), (435, 498914), (465, 466726), (619, 350610), (754, 287835), (806, 269265), (870, 249457), (899, 241410), (930, 233363), (1131, 191890), (1209, 179510), (1238, 175305), (1798, 120705), (1857, 116870), (1885, 115134), (2015, 107706), (2262, 95945), (2418, 89755), (2697, 80470), (3095, 70122), (3714, 58435), (3770, 57567), (4030, 53853), (4495, 48282), (5394, 40235), (5655, 38378), (6045, 35902), (6190, 35061), (8047, 26970), (8990, 24141), (9285, 23374), (11310, 19189), (11687, 18570), (12090, 17951), (13485, 16094)]