78143940

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{2297}}^1$

素因数の和:2328

約数の個数: 144

約数和(自身を含む): 281054592

約数和(自身を除く): 202910652

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2297, 2430, 2835, 3402, 3780, 4594, 4860, 5670, 6804, 6891, 8505, 9188, 11340, 11485, 13782, 16079, 17010, 20673, 22970, 27564, 32158, 34020, 34455, 41346, 45940, 48237, 62019, 64316, 68910, 80395, 82692, 96474, 103365, 124038, 137820, 144711, 160790, 186057, 192948, 206730, 241185, 248076, 289422, 310095, 321580, 372114, 413460, 434133, 482370, 558171, 578844, 620190, 723555, 744228, 868266, 930285, 964740, 1116342, 1240380, 1302399, 1447110, 1736532, 1860570, 2170665, 2232684, 2604798, 2790855, 2894220, 3721140, 3907197, 4341330, 5209596, 5581710, 6511995, 7814394, 8682660, 11163420, 13023990, 15628788, 19535985, 26047980, 39071970, 78143940]

約数ペア:

[(1, 78143940), (2, 39071970), (3, 26047980), (4, 19535985), (5, 15628788), (6, 13023990), (7, 11163420), (9, 8682660), (10, 7814394), (12, 6511995), (14, 5581710), (15, 5209596), (18, 4341330), (20, 3907197), (21, 3721140), (27, 2894220), (28, 2790855), (30, 2604798), (35, 2232684), (36, 2170665), (42, 1860570), (45, 1736532), (54, 1447110), (60, 1302399), (63, 1240380), (70, 1116342), (81, 964740), (84, 930285), (90, 868266), (105, 744228), (108, 723555), (126, 620190), (135, 578844), (140, 558171), (162, 482370), (180, 434133), (189, 413460), (210, 372114), (243, 321580), (252, 310095), (270, 289422), (315, 248076), (324, 241185), (378, 206730), (405, 192948), (420, 186057), (486, 160790), (540, 144711), (567, 137820), (630, 124038), (756, 103365), (810, 96474), (945, 82692), (972, 80395), (1134, 68910), (1215, 64316), (1260, 62019), (1620, 48237), (1701, 45940), (1890, 41346), (2268, 34455), (2297, 34020), (2430, 32158), (2835, 27564), (3402, 22970), (3780, 20673), (4594, 17010), (4860, 16079), (5670, 13782), (6804, 11485), (6891, 11340), (8505, 9188)]