200173820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:664

約数の個数: 144

約数和(自身を含む): 551577600

約数和(自身を除く): 351403780

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 49, 55, 62, 70, 77, 98, 110, 124, 140, 154, 155, 196, 217, 220, 245, 308, 310, 341, 385, 434, 490, 539, 599, 620, 682, 770, 868, 980, 1078, 1085, 1198, 1364, 1519, 1540, 1705, 2156, 2170, 2387, 2396, 2695, 2995, 3038, 3410, 4193, 4340, 4774, 5390, 5990, 6076, 6589, 6820, 7595, 8386, 9548, 10780, 11935, 11980, 13178, 15190, 16709, 16772, 18569, 20965, 23870, 26356, 29351, 30380, 32945, 33418, 37138, 41930, 46123, 47740, 58702, 65890, 66836, 74276, 83545, 83860, 92246, 92845, 117404, 129983, 131780, 146755, 167090, 184492, 185690, 204259, 230615, 259966, 293510, 322861, 334180, 371380, 408518, 461230, 519932, 587020, 645722, 649915, 817036, 909881, 922460, 1021295, 1291444, 1299830, 1429813, 1614305, 1819762, 2042590, 2599660, 2859626, 3228610, 3639524, 4085180, 4549405, 5719252, 6457220, 7149065, 9098810, 10008691, 14298130, 18197620, 20017382, 28596260, 40034764, 50043455, 100086910, 200173820]

約数ペア:

[(1, 200173820), (2, 100086910), (4, 50043455), (5, 40034764), (7, 28596260), (10, 20017382), (11, 18197620), (14, 14298130), (20, 10008691), (22, 9098810), (28, 7149065), (31, 6457220), (35, 5719252), (44, 4549405), (49, 4085180), (55, 3639524), (62, 3228610), (70, 2859626), (77, 2599660), (98, 2042590), (110, 1819762), (124, 1614305), (140, 1429813), (154, 1299830), (155, 1291444), (196, 1021295), (217, 922460), (220, 909881), (245, 817036), (308, 649915), (310, 645722), (341, 587020), (385, 519932), (434, 461230), (490, 408518), (539, 371380), (599, 334180), (620, 322861), (682, 293510), (770, 259966), (868, 230615), (980, 204259), (1078, 185690), (1085, 184492), (1198, 167090), (1364, 146755), (1519, 131780), (1540, 129983), (1705, 117404), (2156, 92845), (2170, 92246), (2387, 83860), (2396, 83545), (2695, 74276), (2995, 66836), (3038, 65890), (3410, 58702), (4193, 47740), (4340, 46123), (4774, 41930), (5390, 37138), (5990, 33418), (6076, 32945), (6589, 30380), (6820, 29351), (7595, 26356), (8386, 23870), (9548, 20965), (10780, 18569), (11935, 16772), (11980, 16709), (13178, 15190)]