410170180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{53}}^2\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 108

約数和(自身を含む): 1028103300

約数和(自身を除く): 617933120

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 140, 149, 196, 212, 245, 265, 298, 371, 490, 530, 596, 742, 745, 980, 1043, 1060, 1484, 1490, 1855, 2086, 2597, 2809, 2980, 3710, 4172, 5194, 5215, 5618, 7301, 7420, 7897, 10388, 10430, 11236, 12985, 14045, 14602, 15794, 19663, 20860, 25970, 28090, 29204, 31588, 36505, 39326, 39485, 51940, 55279, 56180, 73010, 78652, 78970, 98315, 110558, 137641, 146020, 157940, 196630, 221116, 275282, 276395, 386953, 393260, 418541, 550564, 552790, 688205, 773906, 837082, 1105580, 1376410, 1547812, 1674164, 1934765, 2092705, 2752820, 2929787, 3869530, 4185410, 5859574, 7739060, 8370820, 11719148, 14648935, 20508509, 29297870, 41017018, 58595740, 82034036, 102542545, 205085090, 410170180]

約数ペア:

[(1, 410170180), (2, 205085090), (4, 102542545), (5, 82034036), (7, 58595740), (10, 41017018), (14, 29297870), (20, 20508509), (28, 14648935), (35, 11719148), (49, 8370820), (53, 7739060), (70, 5859574), (98, 4185410), (106, 3869530), (140, 2929787), (149, 2752820), (196, 2092705), (212, 1934765), (245, 1674164), (265, 1547812), (298, 1376410), (371, 1105580), (490, 837082), (530, 773906), (596, 688205), (742, 552790), (745, 550564), (980, 418541), (1043, 393260), (1060, 386953), (1484, 276395), (1490, 275282), (1855, 221116), (2086, 196630), (2597, 157940), (2809, 146020), (2980, 137641), (3710, 110558), (4172, 98315), (5194, 78970), (5215, 78652), (5618, 73010), (7301, 56180), (7420, 55279), (7897, 51940), (10388, 39485), (10430, 39326), (11236, 36505), (12985, 31588), (14045, 29204), (14602, 28090), (15794, 25970), (19663, 20860)]