230966740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 511982856

約数和(自身を除く): 281016116

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 197, 244, 305, 310, 394, 610, 620, 788, 961, 985, 1220, 1891, 1922, 1970, 3782, 3844, 3940, 4805, 6107, 7564, 9455, 9610, 12017, 12214, 18910, 19220, 24034, 24428, 30535, 37820, 48068, 58621, 60085, 61070, 117242, 120170, 122140, 189317, 234484, 240340, 293105, 372527, 378634, 586210, 745054, 757268, 946585, 1172420, 1490108, 1862635, 1893170, 3725270, 3786340, 7450540, 11548337, 23096674, 46193348, 57741685, 115483370, 230966740]

約数ペア:

[(1, 230966740), (2, 115483370), (4, 57741685), (5, 46193348), (10, 23096674), (20, 11548337), (31, 7450540), (61, 3786340), (62, 3725270), (122, 1893170), (124, 1862635), (155, 1490108), (197, 1172420), (244, 946585), (305, 757268), (310, 745054), (394, 586210), (610, 378634), (620, 372527), (788, 293105), (961, 240340), (985, 234484), (1220, 189317), (1891, 122140), (1922, 120170), (1970, 117242), (3782, 61070), (3844, 60085), (3940, 58621), (4805, 48068), (6107, 37820), (7564, 30535), (9455, 24428), (9610, 24034), (12017, 19220), (12214, 18910)]