12921948640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1723}}^1\times {\mathrm{2467}}^1$

素因数の和:4224

約数の個数: 96

約数和(自身を含む): 32166529920

約数和(自身を除く): 19244581280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 1723, 2467, 3040, 3446, 4934, 6892, 8615, 9868, 12335, 13784, 17230, 19736, 24670, 27568, 32737, 34460, 39472, 46873, 49340, 55136, 65474, 68920, 78944, 93746, 98680, 130948, 137840, 163685, 187492, 197360, 234365, 261896, 275680, 327370, 374984, 394720, 468730, 523792, 654740, 749968, 937460, 1047584, 1309480, 1499936, 1874920, 2618960, 3749840, 4250641, 5237920, 7499680, 8501282, 17002564, 21253205, 34005128, 42506410, 68010256, 80762179, 85012820, 136020512, 161524358, 170025640, 323048716, 340051280, 403810895, 646097432, 680102560, 807621790, 1292194864, 1615243580, 2584389728, 3230487160, 6460974320, 12921948640]

約数ペア:

[(1, 12921948640), (2, 6460974320), (4, 3230487160), (5, 2584389728), (8, 1615243580), (10, 1292194864), (16, 807621790), (19, 680102560), (20, 646097432), (32, 403810895), (38, 340051280), (40, 323048716), (76, 170025640), (80, 161524358), (95, 136020512), (152, 85012820), (160, 80762179), (190, 68010256), (304, 42506410), (380, 34005128), (608, 21253205), (760, 17002564), (1520, 8501282), (1723, 7499680), (2467, 5237920), (3040, 4250641), (3446, 3749840), (4934, 2618960), (6892, 1874920), (8615, 1499936), (9868, 1309480), (12335, 1047584), (13784, 937460), (17230, 749968), (19736, 654740), (24670, 523792), (27568, 468730), (32737, 394720), (34460, 374984), (39472, 327370), (46873, 275680), (49340, 261896), (55136, 234365), (65474, 197360), (68920, 187492), (78944, 163685), (93746, 137840), (98680, 130948)]