61580880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 180

約数和(自身を含む): 216096660

約数和(自身を除く): 154515780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 89, 90, 93, 120, 124, 144, 155, 178, 180, 186, 240, 248, 267, 279, 310, 356, 360, 372, 445, 465, 496, 534, 558, 620, 712, 720, 744, 801, 890, 930, 961, 1068, 1116, 1240, 1335, 1395, 1424, 1488, 1602, 1780, 1860, 1922, 2136, 2232, 2480, 2670, 2759, 2790, 2883, 3204, 3560, 3720, 3844, 4005, 4272, 4464, 4805, 5340, 5518, 5580, 5766, 6408, 7120, 7440, 7688, 8010, 8277, 8649, 9610, 10680, 11036, 11160, 11532, 12816, 13795, 14415, 15376, 16020, 16554, 17298, 19220, 21360, 22072, 22320, 23064, 24831, 27590, 28830, 32040, 33108, 34596, 38440, 41385, 43245, 44144, 46128, 49662, 55180, 57660, 64080, 66216, 69192, 76880, 82770, 85529, 86490, 99324, 110360, 115320, 124155, 132432, 138384, 165540, 171058, 172980, 198648, 220720, 230640, 248310, 256587, 331080, 342116, 345960, 397296, 427645, 496620, 513174, 662160, 684232, 691920, 769761, 855290, 993240, 1026348, 1282935, 1368464, 1539522, 1710580, 1986480, 2052696, 2565870, 3079044, 3421160, 3848805, 4105392, 5131740, 6158088, 6842320, 7697610, 10263480, 12316176, 15395220, 20526960, 30790440, 61580880]

約数ペア:

[(1, 61580880), (2, 30790440), (3, 20526960), (4, 15395220), (5, 12316176), (6, 10263480), (8, 7697610), (9, 6842320), (10, 6158088), (12, 5131740), (15, 4105392), (16, 3848805), (18, 3421160), (20, 3079044), (24, 2565870), (30, 2052696), (31, 1986480), (36, 1710580), (40, 1539522), (45, 1368464), (48, 1282935), (60, 1026348), (62, 993240), (72, 855290), (80, 769761), (89, 691920), (90, 684232), (93, 662160), (120, 513174), (124, 496620), (144, 427645), (155, 397296), (178, 345960), (180, 342116), (186, 331080), (240, 256587), (248, 248310), (267, 230640), (279, 220720), (310, 198648), (356, 172980), (360, 171058), (372, 165540), (445, 138384), (465, 132432), (496, 124155), (534, 115320), (558, 110360), (620, 99324), (712, 86490), (720, 85529), (744, 82770), (801, 76880), (890, 69192), (930, 66216), (961, 64080), (1068, 57660), (1116, 55180), (1240, 49662), (1335, 46128), (1395, 44144), (1424, 43245), (1488, 41385), (1602, 38440), (1780, 34596), (1860, 33108), (1922, 32040), (2136, 28830), (2232, 27590), (2480, 24831), (2670, 23064), (2759, 22320), (2790, 22072), (2883, 21360), (3204, 19220), (3560, 17298), (3720, 16554), (3844, 16020), (4005, 15376), (4272, 14415), (4464, 13795), (4805, 12816), (5340, 11532), (5518, 11160), (5580, 11036), (5766, 10680), (6408, 9610), (7120, 8649), (7440, 8277), (7688, 8010)]