15493920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{191}}^1$

素因数の和:235

約数の個数: 144

約数和(自身を含む): 53125632

約数和(自身を除く): 37631712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 191, 195, 208, 240, 260, 312, 338, 382, 390, 416, 480, 507, 520, 573, 624, 676, 764, 780, 845, 955, 1014, 1040, 1146, 1248, 1352, 1528, 1560, 1690, 1910, 2028, 2080, 2292, 2483, 2535, 2704, 2865, 3056, 3120, 3380, 3820, 4056, 4584, 4966, 5070, 5408, 5730, 6112, 6240, 6760, 7449, 7640, 8112, 9168, 9932, 10140, 11460, 12415, 13520, 14898, 15280, 16224, 18336, 19864, 20280, 22920, 24830, 27040, 29796, 30560, 32279, 37245, 39728, 40560, 45840, 49660, 59592, 64558, 74490, 79456, 81120, 91680, 96837, 99320, 119184, 129116, 148980, 161395, 193674, 198640, 238368, 258232, 297960, 322790, 387348, 397280, 484185, 516464, 595920, 645580, 774696, 968370, 1032928, 1191840, 1291160, 1549392, 1936740, 2582320, 3098784, 3873480, 5164640, 7746960, 15493920]

約数ペア:

[(1, 15493920), (2, 7746960), (3, 5164640), (4, 3873480), (5, 3098784), (6, 2582320), (8, 1936740), (10, 1549392), (12, 1291160), (13, 1191840), (15, 1032928), (16, 968370), (20, 774696), (24, 645580), (26, 595920), (30, 516464), (32, 484185), (39, 397280), (40, 387348), (48, 322790), (52, 297960), (60, 258232), (65, 238368), (78, 198640), (80, 193674), (96, 161395), (104, 148980), (120, 129116), (130, 119184), (156, 99320), (160, 96837), (169, 91680), (191, 81120), (195, 79456), (208, 74490), (240, 64558), (260, 59592), (312, 49660), (338, 45840), (382, 40560), (390, 39728), (416, 37245), (480, 32279), (507, 30560), (520, 29796), (573, 27040), (624, 24830), (676, 22920), (764, 20280), (780, 19864), (845, 18336), (955, 16224), (1014, 15280), (1040, 14898), (1146, 13520), (1248, 12415), (1352, 11460), (1528, 10140), (1560, 9932), (1690, 9168), (1910, 8112), (2028, 7640), (2080, 7449), (2292, 6760), (2483, 6240), (2535, 6112), (2704, 5730), (2865, 5408), (3056, 5070), (3120, 4966), (3380, 4584), (3820, 4056)]