1222990920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{36529}}^1$

素因数の和:36580

約数の個数: 128

約数和(自身を含む): 4208256000

約数和(自身を除く): 2985265080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 16740, 33480, 36529, 73058, 109587, 146116, 182645, 219174, 292232, 328761, 365290, 438348, 547935, 657522, 730580, 876696, 986283, 1095870, 1132399, 1315044, 1461160, 1643805, 1972566, 2191740, 2264798, 2630088, 3287610, 3397197, 3945132, 4383480, 4529596, 4931415, 5661995, 6575220, 6794394, 7890264, 9059192, 9862830, 10191591, 11323990, 13150440, 13588788, 16985985, 19725660, 20383182, 22647980, 27177576, 30574773, 33971970, 39451320, 40766364, 45295960, 50957955, 61149546, 67943940, 81532728, 101915910, 122299092, 135887880, 152873865, 203831820, 244598184, 305747730, 407663640, 611495460, 1222990920]

約数ペア:

[(1, 1222990920), (2, 611495460), (3, 407663640), (4, 305747730), (5, 244598184), (6, 203831820), (8, 152873865), (9, 135887880), (10, 122299092), (12, 101915910), (15, 81532728), (18, 67943940), (20, 61149546), (24, 50957955), (27, 45295960), (30, 40766364), (31, 39451320), (36, 33971970), (40, 30574773), (45, 27177576), (54, 22647980), (60, 20383182), (62, 19725660), (72, 16985985), (90, 13588788), (93, 13150440), (108, 11323990), (120, 10191591), (124, 9862830), (135, 9059192), (155, 7890264), (180, 6794394), (186, 6575220), (216, 5661995), (248, 4931415), (270, 4529596), (279, 4383480), (310, 3945132), (360, 3397197), (372, 3287610), (465, 2630088), (540, 2264798), (558, 2191740), (620, 1972566), (744, 1643805), (837, 1461160), (930, 1315044), (1080, 1132399), (1116, 1095870), (1240, 986283), (1395, 876696), (1674, 730580), (1860, 657522), (2232, 547935), (2790, 438348), (3348, 365290), (3720, 328761), (4185, 292232), (5580, 219174), (6696, 182645), (8370, 146116), (11160, 109587), (16740, 73058), (33480, 36529)]