217721520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{33599}}^1$

素因数の和:33624

約数の個数: 100

約数和(自身を含む): 756201600

約数和(自身を除く): 538480080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 33599, 67198, 100797, 134396, 167995, 201594, 268792, 302391, 335990, 403188, 503985, 537584, 604782, 671980, 806376, 907173, 1007970, 1209564, 1343960, 1511955, 1612752, 1814346, 2015940, 2419128, 2687920, 2721519, 3023910, 3628692, 4031880, 4535865, 4838256, 5443038, 6047820, 7257384, 8063760, 9071730, 10886076, 12095640, 13607595, 14514768, 18143460, 21772152, 24191280, 27215190, 36286920, 43544304, 54430380, 72573840, 108860760, 217721520]

約数ペア:

[(1, 217721520), (2, 108860760), (3, 72573840), (4, 54430380), (5, 43544304), (6, 36286920), (8, 27215190), (9, 24191280), (10, 21772152), (12, 18143460), (15, 14514768), (16, 13607595), (18, 12095640), (20, 10886076), (24, 9071730), (27, 8063760), (30, 7257384), (36, 6047820), (40, 5443038), (45, 4838256), (48, 4535865), (54, 4031880), (60, 3628692), (72, 3023910), (80, 2721519), (81, 2687920), (90, 2419128), (108, 2015940), (120, 1814346), (135, 1612752), (144, 1511955), (162, 1343960), (180, 1209564), (216, 1007970), (240, 907173), (270, 806376), (324, 671980), (360, 604782), (405, 537584), (432, 503985), (540, 403188), (648, 335990), (720, 302391), (810, 268792), (1080, 201594), (1296, 167995), (1620, 134396), (2160, 100797), (3240, 67198), (6480, 33599)]