488395180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1801}}^1$

素因数の和:1979

約数の個数: 96

約数和(自身を含む): 1271491200

約数和(自身を除く): 783096020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 149, 182, 260, 298, 364, 455, 596, 745, 910, 1043, 1490, 1801, 1820, 1937, 2086, 2980, 3602, 3874, 4172, 5215, 7204, 7748, 9005, 9685, 10430, 12607, 13559, 18010, 19370, 20860, 23413, 25214, 27118, 36020, 38740, 46826, 50428, 54236, 63035, 67795, 93652, 117065, 126070, 135590, 163891, 234130, 252140, 268349, 271180, 327782, 468260, 536698, 655564, 819455, 1073396, 1341745, 1638910, 1878443, 2683490, 3277820, 3488537, 3756886, 5366980, 6977074, 7513772, 9392215, 13954148, 17442685, 18784430, 24419759, 34885370, 37568860, 48839518, 69770740, 97679036, 122098795, 244197590, 488395180]

約数ペア:

[(1, 488395180), (2, 244197590), (4, 122098795), (5, 97679036), (7, 69770740), (10, 48839518), (13, 37568860), (14, 34885370), (20, 24419759), (26, 18784430), (28, 17442685), (35, 13954148), (52, 9392215), (65, 7513772), (70, 6977074), (91, 5366980), (130, 3756886), (140, 3488537), (149, 3277820), (182, 2683490), (260, 1878443), (298, 1638910), (364, 1341745), (455, 1073396), (596, 819455), (745, 655564), (910, 536698), (1043, 468260), (1490, 327782), (1801, 271180), (1820, 268349), (1937, 252140), (2086, 234130), (2980, 163891), (3602, 135590), (3874, 126070), (4172, 117065), (5215, 93652), (7204, 67795), (7748, 63035), (9005, 54236), (9685, 50428), (10430, 46826), (12607, 38740), (13559, 36020), (18010, 27118), (19370, 25214), (20860, 23413)]