177181740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:440

約数の個数: 144

約数和(自身を含む): 561689856

約数和(自身を除く): 384508116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 113, 124, 155, 180, 186, 226, 279, 281, 310, 339, 372, 452, 465, 558, 562, 565, 620, 678, 843, 930, 1017, 1116, 1124, 1130, 1356, 1395, 1405, 1686, 1695, 1860, 2034, 2260, 2529, 2790, 2810, 3372, 3390, 3503, 4068, 4215, 5058, 5085, 5580, 5620, 6780, 7006, 8430, 8711, 10116, 10170, 10509, 12645, 14012, 16860, 17422, 17515, 20340, 21018, 25290, 26133, 31527, 31753, 34844, 35030, 42036, 43555, 50580, 52266, 52545, 63054, 63506, 70060, 78399, 87110, 95259, 104532, 105090, 126108, 127012, 130665, 156798, 157635, 158765, 174220, 190518, 210180, 261330, 285777, 313596, 315270, 317530, 381036, 391995, 476295, 522660, 571554, 630540, 635060, 783990, 952590, 984343, 1143108, 1428885, 1567980, 1905180, 1968686, 2857770, 2953029, 3937372, 4921715, 5715540, 5906058, 8859087, 9843430, 11812116, 14765145, 17718174, 19686860, 29530290, 35436348, 44295435, 59060580, 88590870, 177181740]

約数ペア:

[(1, 177181740), (2, 88590870), (3, 59060580), (4, 44295435), (5, 35436348), (6, 29530290), (9, 19686860), (10, 17718174), (12, 14765145), (15, 11812116), (18, 9843430), (20, 8859087), (30, 5906058), (31, 5715540), (36, 4921715), (45, 3937372), (60, 2953029), (62, 2857770), (90, 1968686), (93, 1905180), (113, 1567980), (124, 1428885), (155, 1143108), (180, 984343), (186, 952590), (226, 783990), (279, 635060), (281, 630540), (310, 571554), (339, 522660), (372, 476295), (452, 391995), (465, 381036), (558, 317530), (562, 315270), (565, 313596), (620, 285777), (678, 261330), (843, 210180), (930, 190518), (1017, 174220), (1116, 158765), (1124, 157635), (1130, 156798), (1356, 130665), (1395, 127012), (1405, 126108), (1686, 105090), (1695, 104532), (1860, 95259), (2034, 87110), (2260, 78399), (2529, 70060), (2790, 63506), (2810, 63054), (3372, 52545), (3390, 52266), (3503, 50580), (4068, 43555), (4215, 42036), (5058, 35030), (5085, 34844), (5580, 31753), (5620, 31527), (6780, 26133), (7006, 25290), (8430, 21018), (8711, 20340), (10116, 17515), (10170, 17422), (10509, 16860), (12645, 14012)]