40305720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3691}}^1$

素因数の和:3725

約数の個数: 128

約数和(自身を含む): 148861440

約数和(自身を除く): 108555720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 3691, 5460, 7382, 10920, 11073, 14764, 18455, 22146, 25837, 29528, 36910, 44292, 47983, 51674, 55365, 73820, 77511, 88584, 95966, 103348, 110730, 129185, 143949, 147640, 155022, 191932, 206696, 221460, 239915, 258370, 287898, 310044, 335881, 383864, 387555, 442920, 479830, 516740, 575796, 620088, 671762, 719745, 775110, 959660, 1007643, 1033480, 1151592, 1343524, 1439490, 1550220, 1679405, 1919320, 2015286, 2687048, 2878980, 3100440, 3358810, 4030572, 5038215, 5757960, 6717620, 8061144, 10076430, 13435240, 20152860, 40305720]

約数ペア:

[(1, 40305720), (2, 20152860), (3, 13435240), (4, 10076430), (5, 8061144), (6, 6717620), (7, 5757960), (8, 5038215), (10, 4030572), (12, 3358810), (13, 3100440), (14, 2878980), (15, 2687048), (20, 2015286), (21, 1919320), (24, 1679405), (26, 1550220), (28, 1439490), (30, 1343524), (35, 1151592), (39, 1033480), (40, 1007643), (42, 959660), (52, 775110), (56, 719745), (60, 671762), (65, 620088), (70, 575796), (78, 516740), (84, 479830), (91, 442920), (104, 387555), (105, 383864), (120, 335881), (130, 310044), (140, 287898), (156, 258370), (168, 239915), (182, 221460), (195, 206696), (210, 191932), (260, 155022), (273, 147640), (280, 143949), (312, 129185), (364, 110730), (390, 103348), (420, 95966), (455, 88584), (520, 77511), (546, 73820), (728, 55365), (780, 51674), (840, 47983), (910, 44292), (1092, 36910), (1365, 29528), (1560, 25837), (1820, 22146), (2184, 18455), (2730, 14764), (3640, 11073), (3691, 10920), (5460, 7382)]