2015939380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2003}}^1$

素因数の和:2118

約数の個数: 144

約数和(自身を含む): 5373285120

約数和(自身を除く): 3357345740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 79, 91, 98, 130, 140, 158, 182, 196, 245, 260, 316, 364, 395, 455, 490, 553, 637, 790, 910, 980, 1027, 1106, 1274, 1580, 1820, 2003, 2054, 2212, 2548, 2765, 3185, 3871, 4006, 4108, 5135, 5530, 6370, 7189, 7742, 8012, 10015, 10270, 11060, 12740, 14021, 14378, 15484, 19355, 20030, 20540, 26039, 28042, 28756, 35945, 38710, 40060, 50323, 52078, 56084, 70105, 71890, 77420, 98147, 100646, 104156, 130195, 140210, 143780, 158237, 182273, 196294, 201292, 251615, 260390, 280420, 316474, 364546, 392588, 490735, 503230, 520780, 632948, 729092, 791185, 911365, 981470, 1006460, 1107659, 1275911, 1582370, 1822730, 1962940, 2057081, 2215318, 2551822, 3164740, 3645460, 4114162, 4430636, 5103644, 5538295, 6379555, 7753613, 8228324, 10285405, 11076590, 12759110, 14399567, 15507226, 20570810, 22153180, 25518220, 28799134, 31014452, 38768065, 41141620, 57598268, 71997835, 77536130, 100796969, 143995670, 155072260, 201593938, 287991340, 403187876, 503984845, 1007969690, 2015939380]

約数ペア:

[(1, 2015939380), (2, 1007969690), (4, 503984845), (5, 403187876), (7, 287991340), (10, 201593938), (13, 155072260), (14, 143995670), (20, 100796969), (26, 77536130), (28, 71997835), (35, 57598268), (49, 41141620), (52, 38768065), (65, 31014452), (70, 28799134), (79, 25518220), (91, 22153180), (98, 20570810), (130, 15507226), (140, 14399567), (158, 12759110), (182, 11076590), (196, 10285405), (245, 8228324), (260, 7753613), (316, 6379555), (364, 5538295), (395, 5103644), (455, 4430636), (490, 4114162), (553, 3645460), (637, 3164740), (790, 2551822), (910, 2215318), (980, 2057081), (1027, 1962940), (1106, 1822730), (1274, 1582370), (1580, 1275911), (1820, 1107659), (2003, 1006460), (2054, 981470), (2212, 911365), (2548, 791185), (2765, 729092), (3185, 632948), (3871, 520780), (4006, 503230), (4108, 490735), (5135, 392588), (5530, 364546), (6370, 316474), (7189, 280420), (7742, 260390), (8012, 251615), (10015, 201292), (10270, 196294), (11060, 182273), (12740, 158237), (14021, 143780), (14378, 140210), (15484, 130195), (19355, 104156), (20030, 100646), (20540, 98147), (26039, 77420), (28042, 71890), (28756, 70105), (35945, 56084), (38710, 52078), (40060, 50323)]