392545140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21881}}^1$

素因数の和:21929

約数の個数: 96

約数和(自身を含む): 1235195136

約数和(自身を除く): 842649996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1794, 2990, 3588, 4485, 5980, 8970, 17940, 21881, 43762, 65643, 87524, 109405, 131286, 218810, 262572, 284453, 328215, 437620, 503263, 568906, 656430, 853359, 1006526, 1137812, 1312860, 1422265, 1509789, 1706718, 2013052, 2516315, 2844530, 3019578, 3413436, 4266795, 5032630, 5689060, 6039156, 6542419, 7548945, 8533590, 10065260, 13084838, 15097890, 17067180, 19627257, 26169676, 30195780, 32712095, 39254514, 65424190, 78509028, 98136285, 130848380, 196272570, 392545140]

約数ペア:

[(1, 392545140), (2, 196272570), (3, 130848380), (4, 98136285), (5, 78509028), (6, 65424190), (10, 39254514), (12, 32712095), (13, 30195780), (15, 26169676), (20, 19627257), (23, 17067180), (26, 15097890), (30, 13084838), (39, 10065260), (46, 8533590), (52, 7548945), (60, 6542419), (65, 6039156), (69, 5689060), (78, 5032630), (92, 4266795), (115, 3413436), (130, 3019578), (138, 2844530), (156, 2516315), (195, 2013052), (230, 1706718), (260, 1509789), (276, 1422265), (299, 1312860), (345, 1137812), (390, 1006526), (460, 853359), (598, 656430), (690, 568906), (780, 503263), (897, 437620), (1196, 328215), (1380, 284453), (1495, 262572), (1794, 218810), (2990, 131286), (3588, 109405), (4485, 87524), (5980, 65643), (8970, 43762), (17940, 21881)]