86865720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1293

約数の個数: 128

約数和(自身を含む): 283392000

約数和(自身を除く): 196526280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1140, 1178, 1229, 1240, 1767, 1860, 2280, 2356, 2458, 2945, 3534, 3687, 3720, 4712, 4916, 5890, 6145, 7068, 7374, 8835, 9832, 11780, 12290, 14136, 14748, 17670, 18435, 23351, 23560, 24580, 29496, 35340, 36870, 38099, 46702, 49160, 70053, 70680, 73740, 76198, 93404, 114297, 116755, 140106, 147480, 152396, 186808, 190495, 228594, 233510, 280212, 304792, 350265, 380990, 457188, 467020, 560424, 571485, 700530, 723881, 761980, 914376, 934040, 1142970, 1401060, 1447762, 1523960, 2171643, 2285940, 2802120, 2895524, 3619405, 4343286, 4571880, 5791048, 7238810, 8686572, 10858215, 14477620, 17373144, 21716430, 28955240, 43432860, 86865720]

約数ペア:

[(1, 86865720), (2, 43432860), (3, 28955240), (4, 21716430), (5, 17373144), (6, 14477620), (8, 10858215), (10, 8686572), (12, 7238810), (15, 5791048), (19, 4571880), (20, 4343286), (24, 3619405), (30, 2895524), (31, 2802120), (38, 2285940), (40, 2171643), (57, 1523960), (60, 1447762), (62, 1401060), (76, 1142970), (93, 934040), (95, 914376), (114, 761980), (120, 723881), (124, 700530), (152, 571485), (155, 560424), (186, 467020), (190, 457188), (228, 380990), (248, 350265), (285, 304792), (310, 280212), (372, 233510), (380, 228594), (456, 190495), (465, 186808), (570, 152396), (589, 147480), (620, 140106), (744, 116755), (760, 114297), (930, 93404), (1140, 76198), (1178, 73740), (1229, 70680), (1240, 70053), (1767, 49160), (1860, 46702), (2280, 38099), (2356, 36870), (2458, 35340), (2945, 29496), (3534, 24580), (3687, 23560), (3720, 23351), (4712, 18435), (4916, 17670), (5890, 14748), (6145, 14136), (7068, 12290), (7374, 11780), (8835, 9832)]