172821480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{797}}^1$

素因数の和:963

約数の個数: 128

約数和(自身を含む): 563068800

約数和(自身を除く): 390247320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 139, 156, 195, 260, 278, 312, 390, 417, 520, 556, 695, 780, 797, 834, 1112, 1390, 1560, 1594, 1668, 1807, 2085, 2391, 2780, 3188, 3336, 3614, 3985, 4170, 4782, 5421, 5560, 6376, 7228, 7970, 8340, 9035, 9564, 10361, 10842, 11955, 14456, 15940, 16680, 18070, 19128, 20722, 21684, 23910, 27105, 31083, 31880, 36140, 41444, 43368, 47820, 51805, 54210, 62166, 72280, 82888, 95640, 103610, 108420, 110783, 124332, 155415, 207220, 216840, 221566, 248664, 310830, 332349, 414440, 443132, 553915, 621660, 664698, 886264, 1107830, 1243320, 1329396, 1440179, 1661745, 2215660, 2658792, 2880358, 3323490, 4320537, 4431320, 5760716, 6646980, 7200895, 8641074, 11521432, 13293960, 14401790, 17282148, 21602685, 28803580, 34564296, 43205370, 57607160, 86410740, 172821480]

約数ペア:

[(1, 172821480), (2, 86410740), (3, 57607160), (4, 43205370), (5, 34564296), (6, 28803580), (8, 21602685), (10, 17282148), (12, 14401790), (13, 13293960), (15, 11521432), (20, 8641074), (24, 7200895), (26, 6646980), (30, 5760716), (39, 4431320), (40, 4320537), (52, 3323490), (60, 2880358), (65, 2658792), (78, 2215660), (104, 1661745), (120, 1440179), (130, 1329396), (139, 1243320), (156, 1107830), (195, 886264), (260, 664698), (278, 621660), (312, 553915), (390, 443132), (417, 414440), (520, 332349), (556, 310830), (695, 248664), (780, 221566), (797, 216840), (834, 207220), (1112, 155415), (1390, 124332), (1560, 110783), (1594, 108420), (1668, 103610), (1807, 95640), (2085, 82888), (2391, 72280), (2780, 62166), (3188, 54210), (3336, 51805), (3614, 47820), (3985, 43368), (4170, 41444), (4782, 36140), (5421, 31880), (5560, 31083), (6376, 27105), (7228, 23910), (7970, 21684), (8340, 20722), (9035, 19128), (9564, 18070), (10361, 16680), (10842, 15940), (11955, 14456)]