291613140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{937}}^1$

素因数の和:991

約数の個数: 288

約数和(自身を含む): 1147211520

約数和(自身を除く): 855598380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 28, 30, 35, 36, 38, 39, 42, 45, 52, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 105, 114, 117, 126, 130, 133, 140, 156, 171, 180, 182, 190, 195, 210, 228, 234, 247, 252, 260, 266, 273, 285, 315, 342, 364, 380, 390, 399, 420, 455, 468, 494, 532, 546, 570, 585, 630, 665, 684, 741, 780, 798, 819, 855, 910, 937, 988, 1092, 1140, 1170, 1197, 1235, 1260, 1330, 1365, 1482, 1596, 1638, 1710, 1729, 1820, 1874, 1995, 2223, 2340, 2394, 2470, 2660, 2730, 2811, 2964, 3276, 3420, 3458, 3705, 3748, 3990, 4095, 4446, 4685, 4788, 4940, 5187, 5460, 5622, 5985, 6559, 6916, 7410, 7980, 8190, 8433, 8645, 8892, 9370, 10374, 11115, 11244, 11970, 12181, 13118, 14055, 14820, 15561, 16380, 16866, 17290, 17803, 18740, 19677, 20748, 22230, 23940, 24362, 25935, 26236, 28110, 31122, 32795, 33732, 34580, 35606, 36543, 39354, 42165, 44460, 48724, 51870, 53409, 56220, 59031, 60905, 62244, 65590, 71212, 73086, 77805, 78708, 84330, 85267, 89015, 98385, 103740, 106818, 109629, 118062, 121810, 124621, 131180, 146172, 155610, 160227, 168660, 170534, 178030, 182715, 196770, 213636, 219258, 231439, 236124, 243620, 249242, 255801, 267045, 295155, 311220, 320454, 341068, 356060, 365430, 373863, 393540, 426335, 438516, 462878, 498484, 511602, 534090, 548145, 590310, 623105, 640908, 694317, 730860, 747726, 767403, 801135, 852670, 925756, 1023204, 1068180, 1096290, 1121589, 1157195, 1180620, 1246210, 1279005, 1388634, 1495452, 1534806, 1602270, 1620073, 1705340, 1869315, 2082951, 2192580, 2243178, 2314390, 2492420, 2558010, 2777268, 3069612, 3204540, 3240146, 3471585, 3738630, 3837015, 4165902, 4486356, 4628780, 4860219, 5116020, 5607945, 6480292, 6943170, 7477260, 7674030, 8100365, 8331804, 9720438, 10414755, 11215890, 13886340, 14580657, 15348060, 16200730, 19440876, 20829510, 22431780, 24301095, 29161314, 32401460, 41659020, 48602190, 58322628, 72903285, 97204380, 145806570, 291613140]

約数ペア:

[(1, 291613140), (2, 145806570), (3, 97204380), (4, 72903285), (5, 58322628), (6, 48602190), (7, 41659020), (9, 32401460), (10, 29161314), (12, 24301095), (13, 22431780), (14, 20829510), (15, 19440876), (18, 16200730), (19, 15348060), (20, 14580657), (21, 13886340), (26, 11215890), (28, 10414755), (30, 9720438), (35, 8331804), (36, 8100365), (38, 7674030), (39, 7477260), (42, 6943170), (45, 6480292), (52, 5607945), (57, 5116020), (60, 4860219), (63, 4628780), (65, 4486356), (70, 4165902), (76, 3837015), (78, 3738630), (84, 3471585), (90, 3240146), (91, 3204540), (95, 3069612), (105, 2777268), (114, 2558010), (117, 2492420), (126, 2314390), (130, 2243178), (133, 2192580), (140, 2082951), (156, 1869315), (171, 1705340), (180, 1620073), (182, 1602270), (190, 1534806), (195, 1495452), (210, 1388634), (228, 1279005), (234, 1246210), (247, 1180620), (252, 1157195), (260, 1121589), (266, 1096290), (273, 1068180), (285, 1023204), (315, 925756), (342, 852670), (364, 801135), (380, 767403), (390, 747726), (399, 730860), (420, 694317), (455, 640908), (468, 623105), (494, 590310), (532, 548145), (546, 534090), (570, 511602), (585, 498484), (630, 462878), (665, 438516), (684, 426335), (741, 393540), (780, 373863), (798, 365430), (819, 356060), (855, 341068), (910, 320454), (937, 311220), (988, 295155), (1092, 267045), (1140, 255801), (1170, 249242), (1197, 243620), (1235, 236124), (1260, 231439), (1330, 219258), (1365, 213636), (1482, 196770), (1596, 182715), (1638, 178030), (1710, 170534), (1729, 168660), (1820, 160227), (1874, 155610), (1995, 146172), (2223, 131180), (2340, 124621), (2394, 121810), (2470, 118062), (2660, 109629), (2730, 106818), (2811, 103740), (2964, 98385), (3276, 89015), (3420, 85267), (3458, 84330), (3705, 78708), (3748, 77805), (3990, 73086), (4095, 71212), (4446, 65590), (4685, 62244), (4788, 60905), (4940, 59031), (5187, 56220), (5460, 53409), (5622, 51870), (5985, 48724), (6559, 44460), (6916, 42165), (7410, 39354), (7980, 36543), (8190, 35606), (8433, 34580), (8645, 33732), (8892, 32795), (9370, 31122), (10374, 28110), (11115, 26236), (11244, 25935), (11970, 24362), (12181, 23940), (13118, 22230), (14055, 20748), (14820, 19677), (15561, 18740), (16380, 17803), (16866, 17290)]