30790440

素因数分解:

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

素因数の和:168

約数の個数: 144

約数和(自身を含む): 104562900

約数和(自身を除く): 73772460

約数列:

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

約数ペア:

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