2540572020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1531}}^1$

素因数の和:1995

約数の個数: 192

約数和(自身を含む): 9059635200

約数和(自身を除く): 6519063180

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, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 439, 540, 630, 756, 878, 945, 1260, 1317, 1531, 1756, 1890, 2195, 2634, 3062, 3073, 3780, 3951, 4390, 4593, 5268, 6124, 6146, 6585, 7655, 7902, 8780, 9186, 9219, 10717, 11853, 12292, 13170, 13779, 15310, 15365, 15804, 18372, 18438, 19755, 21434, 22965, 23706, 26340, 27558, 27657, 30620, 30730, 32151, 36876, 39510, 41337, 42868, 45930, 46095, 47412, 53585, 55116, 55314, 59265, 61460, 64302, 68895, 79020, 82674, 82971, 91860, 92190, 96453, 107170, 110628, 118530, 128604, 137790, 138285, 160755, 165348, 165942, 184380, 192906, 206685, 214340, 237060, 275580, 276570, 289359, 321510, 331884, 385812, 413370, 414855, 482265, 553140, 578718, 643020, 672109, 826740, 829710, 964530, 1157436, 1344218, 1446795, 1659420, 1929060, 2016327, 2688436, 2893590, 3360545, 4032654, 4704763, 5787180, 6048981, 6721090, 8065308, 9409526, 10081635, 12097962, 13442180, 14114289, 18146943, 18819052, 20163270, 23523815, 24195924, 28228578, 30244905, 36293886, 40326540, 42342867, 47047630, 56457156, 60489810, 70571445, 72587772, 84685734, 90734715, 94095260, 120979620, 127028601, 141142890, 169371468, 181469430, 211714335, 254057202, 282285780, 362938860, 423428670, 508114404, 635143005, 846857340, 1270286010, 2540572020]

約数ペア:

[(1, 2540572020), (2, 1270286010), (3, 846857340), (4, 635143005), (5, 508114404), (6, 423428670), (7, 362938860), (9, 282285780), (10, 254057202), (12, 211714335), (14, 181469430), (15, 169371468), (18, 141142890), (20, 127028601), (21, 120979620), (27, 94095260), (28, 90734715), (30, 84685734), (35, 72587772), (36, 70571445), (42, 60489810), (45, 56457156), (54, 47047630), (60, 42342867), (63, 40326540), (70, 36293886), (84, 30244905), (90, 28228578), (105, 24195924), (108, 23523815), (126, 20163270), (135, 18819052), (140, 18146943), (180, 14114289), (189, 13442180), (210, 12097962), (252, 10081635), (270, 9409526), (315, 8065308), (378, 6721090), (420, 6048981), (439, 5787180), (540, 4704763), (630, 4032654), (756, 3360545), (878, 2893590), (945, 2688436), (1260, 2016327), (1317, 1929060), (1531, 1659420), (1756, 1446795), (1890, 1344218), (2195, 1157436), (2634, 964530), (3062, 829710), (3073, 826740), (3780, 672109), (3951, 643020), (4390, 578718), (4593, 553140), (5268, 482265), (6124, 414855), (6146, 413370), (6585, 385812), (7655, 331884), (7902, 321510), (8780, 289359), (9186, 276570), (9219, 275580), (10717, 237060), (11853, 214340), (12292, 206685), (13170, 192906), (13779, 184380), (15310, 165942), (15365, 165348), (15804, 160755), (18372, 138285), (18438, 137790), (19755, 128604), (21434, 118530), (22965, 110628), (23706, 107170), (26340, 96453), (27558, 92190), (27657, 91860), (30620, 82971), (30730, 82674), (32151, 79020), (36876, 68895), (39510, 64302), (41337, 61460), (42868, 59265), (45930, 55314), (46095, 55116), (47412, 53585)]