215505720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5927}}^1$

素因数の和:6045

約数の個数: 96

約数和(自身を含む): 707447520

約数和(自身を除く): 491941800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 101, 120, 180, 202, 303, 360, 404, 505, 606, 808, 909, 1010, 1212, 1515, 1818, 2020, 2424, 3030, 3636, 4040, 4545, 5927, 6060, 7272, 9090, 11854, 12120, 17781, 18180, 23708, 29635, 35562, 36360, 47416, 53343, 59270, 71124, 88905, 106686, 118540, 142248, 177810, 213372, 237080, 266715, 355620, 426744, 533430, 598627, 711240, 1066860, 1197254, 1795881, 2133720, 2394508, 2993135, 3591762, 4789016, 5387643, 5986270, 7183524, 8979405, 10775286, 11972540, 14367048, 17958810, 21550572, 23945080, 26938215, 35917620, 43101144, 53876430, 71835240, 107752860, 215505720]

約数ペア:

[(1, 215505720), (2, 107752860), (3, 71835240), (4, 53876430), (5, 43101144), (6, 35917620), (8, 26938215), (9, 23945080), (10, 21550572), (12, 17958810), (15, 14367048), (18, 11972540), (20, 10775286), (24, 8979405), (30, 7183524), (36, 5986270), (40, 5387643), (45, 4789016), (60, 3591762), (72, 2993135), (90, 2394508), (101, 2133720), (120, 1795881), (180, 1197254), (202, 1066860), (303, 711240), (360, 598627), (404, 533430), (505, 426744), (606, 355620), (808, 266715), (909, 237080), (1010, 213372), (1212, 177810), (1515, 142248), (1818, 118540), (2020, 106686), (2424, 88905), (3030, 71124), (3636, 59270), (4040, 53343), (4545, 47416), (5927, 36360), (6060, 35562), (7272, 29635), (9090, 23708), (11854, 18180), (12120, 17781)]