327451760

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:259

約数の個数: 120

約数和(自身を含む): 819102336

約数和(自身を除く): 491650576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 157, 232, 248, 290, 310, 314, 464, 496, 580, 620, 628, 785, 841, 899, 1160, 1240, 1256, 1570, 1682, 1798, 2320, 2480, 2512, 3140, 3364, 3596, 4205, 4495, 4553, 4867, 6280, 6728, 7192, 8410, 8990, 9106, 9734, 12560, 13456, 14384, 16820, 17980, 18212, 19468, 22765, 24335, 26071, 33640, 35960, 36424, 38936, 45530, 48670, 52142, 67280, 71920, 72848, 77872, 91060, 97340, 104284, 130355, 132037, 141143, 182120, 194680, 208568, 260710, 264074, 282286, 364240, 389360, 417136, 521420, 528148, 564572, 660185, 705715, 1042840, 1056296, 1129144, 1320370, 1411430, 2085680, 2112592, 2258288, 2640740, 2822860, 4093147, 5281480, 5645720, 8186294, 10562960, 11291440, 16372588, 20465735, 32745176, 40931470, 65490352, 81862940, 163725880, 327451760]

約数ペア:

[(1, 327451760), (2, 163725880), (4, 81862940), (5, 65490352), (8, 40931470), (10, 32745176), (16, 20465735), (20, 16372588), (29, 11291440), (31, 10562960), (40, 8186294), (58, 5645720), (62, 5281480), (80, 4093147), (116, 2822860), (124, 2640740), (145, 2258288), (155, 2112592), (157, 2085680), (232, 1411430), (248, 1320370), (290, 1129144), (310, 1056296), (314, 1042840), (464, 705715), (496, 660185), (580, 564572), (620, 528148), (628, 521420), (785, 417136), (841, 389360), (899, 364240), (1160, 282286), (1240, 264074), (1256, 260710), (1570, 208568), (1682, 194680), (1798, 182120), (2320, 141143), (2480, 132037), (2512, 130355), (3140, 104284), (3364, 97340), (3596, 91060), (4205, 77872), (4495, 72848), (4553, 71920), (4867, 67280), (6280, 52142), (6728, 48670), (7192, 45530), (8410, 38936), (8990, 36424), (9106, 35960), (9734, 33640), (12560, 26071), (13456, 24335), (14384, 22765), (16820, 19468), (17980, 18212)]