1971294780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2017}}^1$

素因数の和:2228

約数の個数: 192

約数和(自身を含む): 6834723840

約数和(自身を除く): 4863429060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 179, 182, 195, 210, 260, 273, 358, 364, 390, 420, 455, 537, 546, 716, 780, 895, 910, 1074, 1092, 1253, 1365, 1790, 1820, 2017, 2148, 2327, 2506, 2685, 2730, 3580, 3759, 4034, 4654, 5012, 5370, 5460, 6051, 6265, 6981, 7518, 8068, 9308, 10085, 10740, 11635, 12102, 12530, 13962, 14119, 15036, 16289, 18795, 20170, 23270, 24204, 25060, 26221, 27924, 28238, 30255, 32578, 34905, 37590, 40340, 42357, 46540, 48867, 52442, 56476, 60510, 65156, 69810, 70595, 75180, 78663, 81445, 84714, 97734, 104884, 121020, 131105, 139620, 141190, 157326, 162890, 169428, 183547, 195468, 211785, 244335, 262210, 282380, 314652, 325780, 361043, 367094, 393315, 423570, 488670, 524420, 550641, 722086, 734188, 786630, 847140, 917735, 977340, 1083129, 1101282, 1444172, 1573260, 1805215, 1835470, 2166258, 2202564, 2527301, 2753205, 3610430, 3670940, 4332516, 4693559, 5054602, 5415645, 5506410, 7220860, 7581903, 9387118, 10109204, 10831290, 11012820, 12636505, 14080677, 15163806, 18774236, 21662580, 23467795, 25273010, 28161354, 30327612, 32854913, 37909515, 46935590, 50546020, 56322708, 65709826, 70403385, 75819030, 93871180, 98564739, 131419652, 140806770, 151638060, 164274565, 197129478, 281613540, 328549130, 394258956, 492823695, 657098260, 985647390, 1971294780]

約数ペア:

[(1, 1971294780), (2, 985647390), (3, 657098260), (4, 492823695), (5, 394258956), (6, 328549130), (7, 281613540), (10, 197129478), (12, 164274565), (13, 151638060), (14, 140806770), (15, 131419652), (20, 98564739), (21, 93871180), (26, 75819030), (28, 70403385), (30, 65709826), (35, 56322708), (39, 50546020), (42, 46935590), (52, 37909515), (60, 32854913), (65, 30327612), (70, 28161354), (78, 25273010), (84, 23467795), (91, 21662580), (105, 18774236), (130, 15163806), (140, 14080677), (156, 12636505), (179, 11012820), (182, 10831290), (195, 10109204), (210, 9387118), (260, 7581903), (273, 7220860), (358, 5506410), (364, 5415645), (390, 5054602), (420, 4693559), (455, 4332516), (537, 3670940), (546, 3610430), (716, 2753205), (780, 2527301), (895, 2202564), (910, 2166258), (1074, 1835470), (1092, 1805215), (1253, 1573260), (1365, 1444172), (1790, 1101282), (1820, 1083129), (2017, 977340), (2148, 917735), (2327, 847140), (2506, 786630), (2685, 734188), (2730, 722086), (3580, 550641), (3759, 524420), (4034, 488670), (4654, 423570), (5012, 393315), (5370, 367094), (5460, 361043), (6051, 325780), (6265, 314652), (6981, 282380), (7518, 262210), (8068, 244335), (9308, 211785), (10085, 195468), (10740, 183547), (11635, 169428), (12102, 162890), (12530, 157326), (13962, 141190), (14119, 139620), (15036, 131105), (16289, 121020), (18795, 104884), (20170, 97734), (23270, 84714), (24204, 81445), (25060, 78663), (26221, 75180), (27924, 70595), (28238, 69810), (30255, 65156), (32578, 60510), (34905, 56476), (37590, 52442), (40340, 48867), (42357, 46540)]