318495480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{857}}^1$

素因数の和:1053

約数の個数: 128

約数和(自身を含む): 1013126400

約数和(自身を除く): 694630920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 163, 190, 228, 285, 326, 380, 456, 489, 570, 652, 760, 815, 857, 978, 1140, 1304, 1630, 1714, 1956, 2280, 2445, 2571, 3097, 3260, 3428, 3912, 4285, 4890, 5142, 6194, 6520, 6856, 8570, 9291, 9780, 10284, 12388, 12855, 15485, 16283, 17140, 18582, 19560, 20568, 24776, 25710, 30970, 32566, 34280, 37164, 46455, 48849, 51420, 61940, 65132, 74328, 81415, 92910, 97698, 102840, 123880, 130264, 139691, 162830, 185820, 195396, 244245, 279382, 325660, 371640, 390792, 419073, 488490, 558764, 651320, 698455, 838146, 976980, 1117528, 1396910, 1676292, 1953960, 2095365, 2654129, 2793820, 3352584, 4190730, 5308258, 5587640, 7962387, 8381460, 10616516, 13270645, 15924774, 16762920, 21233032, 26541290, 31849548, 39811935, 53082580, 63699096, 79623870, 106165160, 159247740, 318495480]

約数ペア:

[(1, 318495480), (2, 159247740), (3, 106165160), (4, 79623870), (5, 63699096), (6, 53082580), (8, 39811935), (10, 31849548), (12, 26541290), (15, 21233032), (19, 16762920), (20, 15924774), (24, 13270645), (30, 10616516), (38, 8381460), (40, 7962387), (57, 5587640), (60, 5308258), (76, 4190730), (95, 3352584), (114, 2793820), (120, 2654129), (152, 2095365), (163, 1953960), (190, 1676292), (228, 1396910), (285, 1117528), (326, 976980), (380, 838146), (456, 698455), (489, 651320), (570, 558764), (652, 488490), (760, 419073), (815, 390792), (857, 371640), (978, 325660), (1140, 279382), (1304, 244245), (1630, 195396), (1714, 185820), (1956, 162830), (2280, 139691), (2445, 130264), (2571, 123880), (3097, 102840), (3260, 97698), (3428, 92910), (3912, 81415), (4285, 74328), (4890, 65132), (5142, 61940), (6194, 51420), (6520, 48849), (6856, 46455), (8570, 37164), (9291, 34280), (9780, 32566), (10284, 30970), (12388, 25710), (12855, 24776), (15485, 20568), (16283, 19560), (17140, 18582)]