20161155420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{23291}}^1$

素因数の和:23545

約数の個数: 192

約数和(自身を含む): 72000230400

約数和(自身を除く): 51839074980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 229, 252, 270, 315, 378, 420, 458, 540, 630, 687, 756, 916, 945, 1145, 1260, 1374, 1603, 1890, 2061, 2290, 2748, 3206, 3435, 3780, 4122, 4580, 4809, 6183, 6412, 6870, 8015, 8244, 9618, 10305, 12366, 13740, 14427, 16030, 19236, 20610, 23291, 24045, 24732, 28854, 30915, 32060, 41220, 43281, 46582, 48090, 57708, 61830, 69873, 72135, 86562, 93164, 96180, 116455, 123660, 139746, 144270, 163037, 173124, 209619, 216405, 232910, 279492, 288540, 326074, 349365, 419238, 432810, 465820, 489111, 628857, 652148, 698730, 815185, 838476, 865620, 978222, 1048095, 1257714, 1397460, 1467333, 1630370, 1956444, 2096190, 2445555, 2515428, 2934666, 3144285, 3260740, 4192380, 4401999, 4891110, 5333639, 5869332, 6288570, 7336665, 8803998, 9782220, 10667278, 12577140, 14673330, 16000917, 17607996, 21334556, 22009995, 26668195, 29346660, 32001834, 37335473, 44019990, 48002751, 53336390, 64003668, 74670946, 80004585, 88039980, 96005502, 106672780, 112006419, 144008253, 149341892, 160009170, 186677365, 192011004, 224012838, 240013755, 288016506, 320018340, 336019257, 373354730, 448025676, 480027510, 560032095, 576033012, 672038514, 720041265, 746709460, 960055020, 1008057771, 1120064190, 1344077028, 1440082530, 1680096285, 2016115542, 2240128380, 2880165060, 3360192570, 4032231084, 5040288855, 6720385140, 10080577710, 20161155420]

約数ペア:

[(1, 20161155420), (2, 10080577710), (3, 6720385140), (4, 5040288855), (5, 4032231084), (6, 3360192570), (7, 2880165060), (9, 2240128380), (10, 2016115542), (12, 1680096285), (14, 1440082530), (15, 1344077028), (18, 1120064190), (20, 1008057771), (21, 960055020), (27, 746709460), (28, 720041265), (30, 672038514), (35, 576033012), (36, 560032095), (42, 480027510), (45, 448025676), (54, 373354730), (60, 336019257), (63, 320018340), (70, 288016506), (84, 240013755), (90, 224012838), (105, 192011004), (108, 186677365), (126, 160009170), (135, 149341892), (140, 144008253), (180, 112006419), (189, 106672780), (210, 96005502), (229, 88039980), (252, 80004585), (270, 74670946), (315, 64003668), (378, 53336390), (420, 48002751), (458, 44019990), (540, 37335473), (630, 32001834), (687, 29346660), (756, 26668195), (916, 22009995), (945, 21334556), (1145, 17607996), (1260, 16000917), (1374, 14673330), (1603, 12577140), (1890, 10667278), (2061, 9782220), (2290, 8803998), (2748, 7336665), (3206, 6288570), (3435, 5869332), (3780, 5333639), (4122, 4891110), (4580, 4401999), (4809, 4192380), (6183, 3260740), (6412, 3144285), (6870, 2934666), (8015, 2515428), (8244, 2445555), (9618, 2096190), (10305, 1956444), (12366, 1630370), (13740, 1467333), (14427, 1397460), (16030, 1257714), (19236, 1048095), (20610, 978222), (23291, 865620), (24045, 838476), (24732, 815185), (28854, 698730), (30915, 652148), (32060, 628857), (41220, 489111), (43281, 465820), (46582, 432810), (48090, 419238), (57708, 349365), (61830, 326074), (69873, 288540), (72135, 279492), (86562, 232910), (93164, 216405), (96180, 209619), (116455, 173124), (123660, 163037), (139746, 144270)]