253008980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:745

約数の個数: 96

約数和(自身を含む): 634324992

約数和(自身を除く): 381316012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 97, 124, 140, 155, 194, 217, 310, 388, 434, 485, 601, 620, 679, 868, 970, 1085, 1202, 1358, 1940, 2170, 2404, 2716, 3005, 3007, 3395, 4207, 4340, 6010, 6014, 6790, 8414, 12020, 12028, 13580, 15035, 16828, 18631, 21035, 21049, 30070, 37262, 42070, 42098, 58297, 60140, 74524, 84140, 84196, 93155, 105245, 116594, 130417, 186310, 210490, 233188, 260834, 291485, 372620, 408079, 420980, 521668, 582970, 652085, 816158, 1165940, 1304170, 1632316, 1807207, 2040395, 2608340, 3614414, 4080790, 7228828, 8161580, 9036035, 12650449, 18072070, 25300898, 36144140, 50601796, 63252245, 126504490, 253008980]

約数ペア:

[(1, 253008980), (2, 126504490), (4, 63252245), (5, 50601796), (7, 36144140), (10, 25300898), (14, 18072070), (20, 12650449), (28, 9036035), (31, 8161580), (35, 7228828), (62, 4080790), (70, 3614414), (97, 2608340), (124, 2040395), (140, 1807207), (155, 1632316), (194, 1304170), (217, 1165940), (310, 816158), (388, 652085), (434, 582970), (485, 521668), (601, 420980), (620, 408079), (679, 372620), (868, 291485), (970, 260834), (1085, 233188), (1202, 210490), (1358, 186310), (1940, 130417), (2170, 116594), (2404, 105245), (2716, 93155), (3005, 84196), (3007, 84140), (3395, 74524), (4207, 60140), (4340, 58297), (6010, 42098), (6014, 42070), (6790, 37262), (8414, 30070), (12020, 21049), (12028, 21035), (13580, 18631), (15035, 16828)]