321645280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1439}}^1$

素因数の和:1592

約数の個数: 96

約数和(自身を含む): 836075520

約数和(自身を除く): 514430240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 127, 160, 176, 220, 254, 352, 440, 508, 635, 880, 1016, 1270, 1397, 1439, 1760, 2032, 2540, 2794, 2878, 4064, 5080, 5588, 5756, 6985, 7195, 10160, 11176, 11512, 13970, 14390, 15829, 20320, 22352, 23024, 27940, 28780, 31658, 44704, 46048, 55880, 57560, 63316, 79145, 111760, 115120, 126632, 158290, 182753, 223520, 230240, 253264, 316580, 365506, 506528, 633160, 731012, 913765, 1266320, 1462024, 1827530, 2010283, 2532640, 2924048, 3655060, 4020566, 5848096, 7310120, 8041132, 10051415, 14620240, 16082264, 20102830, 29240480, 32164528, 40205660, 64329056, 80411320, 160822640, 321645280]

約数ペア:

[(1, 321645280), (2, 160822640), (4, 80411320), (5, 64329056), (8, 40205660), (10, 32164528), (11, 29240480), (16, 20102830), (20, 16082264), (22, 14620240), (32, 10051415), (40, 8041132), (44, 7310120), (55, 5848096), (80, 4020566), (88, 3655060), (110, 2924048), (127, 2532640), (160, 2010283), (176, 1827530), (220, 1462024), (254, 1266320), (352, 913765), (440, 731012), (508, 633160), (635, 506528), (880, 365506), (1016, 316580), (1270, 253264), (1397, 230240), (1439, 223520), (1760, 182753), (2032, 158290), (2540, 126632), (2794, 115120), (2878, 111760), (4064, 79145), (5080, 63316), (5588, 57560), (5756, 55880), (6985, 46048), (7195, 44704), (10160, 31658), (11176, 28780), (11512, 27940), (13970, 23024), (14390, 22352), (15829, 20320)]