145981360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:239

約数の個数: 160

約数和(自身を含む): 409795200

約数和(自身を除く): 263813840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 89, 101, 112, 116, 140, 145, 178, 202, 203, 232, 280, 290, 356, 404, 406, 445, 464, 505, 560, 580, 623, 707, 712, 808, 812, 890, 1010, 1015, 1160, 1246, 1414, 1424, 1616, 1624, 1780, 2020, 2030, 2320, 2492, 2581, 2828, 2929, 3115, 3248, 3535, 3560, 4040, 4060, 4984, 5162, 5656, 5858, 6230, 7070, 7120, 8080, 8120, 8989, 9968, 10324, 11312, 11716, 12460, 12905, 14140, 14645, 16240, 17978, 18067, 20503, 20648, 23432, 24920, 25810, 28280, 29290, 35956, 36134, 41006, 41296, 44945, 46864, 49840, 51620, 56560, 58580, 62923, 71912, 72268, 82012, 89890, 90335, 102515, 103240, 117160, 125846, 143824, 144536, 164024, 179780, 180670, 205030, 206480, 234320, 251692, 260681, 289072, 314615, 328048, 359560, 361340, 410060, 503384, 521362, 629230, 719120, 722680, 820120, 1006768, 1042724, 1258460, 1303405, 1445360, 1640240, 1824767, 2085448, 2516920, 2606810, 3649534, 4170896, 5033840, 5213620, 7299068, 9123835, 10427240, 14598136, 18247670, 20854480, 29196272, 36495340, 72990680, 145981360]

約数ペア:

[(1, 145981360), (2, 72990680), (4, 36495340), (5, 29196272), (7, 20854480), (8, 18247670), (10, 14598136), (14, 10427240), (16, 9123835), (20, 7299068), (28, 5213620), (29, 5033840), (35, 4170896), (40, 3649534), (56, 2606810), (58, 2516920), (70, 2085448), (80, 1824767), (89, 1640240), (101, 1445360), (112, 1303405), (116, 1258460), (140, 1042724), (145, 1006768), (178, 820120), (202, 722680), (203, 719120), (232, 629230), (280, 521362), (290, 503384), (356, 410060), (404, 361340), (406, 359560), (445, 328048), (464, 314615), (505, 289072), (560, 260681), (580, 251692), (623, 234320), (707, 206480), (712, 205030), (808, 180670), (812, 179780), (890, 164024), (1010, 144536), (1015, 143824), (1160, 125846), (1246, 117160), (1414, 103240), (1424, 102515), (1616, 90335), (1624, 89890), (1780, 82012), (2020, 72268), (2030, 71912), (2320, 62923), (2492, 58580), (2581, 56560), (2828, 51620), (2929, 49840), (3115, 46864), (3248, 44945), (3535, 41296), (3560, 41006), (4040, 36134), (4060, 35956), (4984, 29290), (5162, 28280), (5656, 25810), (5858, 24920), (6230, 23432), (7070, 20648), (7120, 20503), (8080, 18067), (8120, 17978), (8989, 16240), (9968, 14645), (10324, 14140), (11312, 12905), (11716, 12460)]