80890920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{619}}^1$

素因数の和:661

約数の個数: 192

約数和(自身を含む): 296856000

約数和(自身を除く): 215965080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 121, 132, 135, 165, 180, 198, 216, 220, 242, 264, 270, 297, 330, 360, 363, 396, 440, 484, 495, 540, 594, 605, 619, 660, 726, 792, 968, 990, 1080, 1089, 1188, 1210, 1238, 1320, 1452, 1485, 1815, 1857, 1980, 2178, 2376, 2420, 2476, 2904, 2970, 3095, 3267, 3630, 3714, 3960, 4356, 4840, 4952, 5445, 5571, 5940, 6190, 6534, 6809, 7260, 7428, 8712, 9285, 10890, 11142, 11880, 12380, 13068, 13618, 14520, 14856, 16335, 16713, 18570, 20427, 21780, 22284, 24760, 26136, 27236, 27855, 32670, 33426, 34045, 37140, 40854, 43560, 44568, 54472, 55710, 61281, 65340, 66852, 68090, 74280, 74899, 81708, 83565, 102135, 111420, 122562, 130680, 133704, 136180, 149798, 163416, 167130, 183843, 204270, 222840, 224697, 245124, 272360, 299596, 306405, 334260, 367686, 374495, 408540, 449394, 490248, 599192, 612810, 668520, 674091, 735372, 748990, 817080, 898788, 919215, 1123485, 1225620, 1348182, 1470744, 1497980, 1797576, 1838430, 2022273, 2246970, 2451240, 2696364, 2995960, 3370455, 3676860, 4044546, 4493940, 5392728, 6740910, 7353720, 8089092, 8987880, 10111365, 13481820, 16178184, 20222730, 26963640, 40445460, 80890920]

約数ペア:

[(1, 80890920), (2, 40445460), (3, 26963640), (4, 20222730), (5, 16178184), (6, 13481820), (8, 10111365), (9, 8987880), (10, 8089092), (11, 7353720), (12, 6740910), (15, 5392728), (18, 4493940), (20, 4044546), (22, 3676860), (24, 3370455), (27, 2995960), (30, 2696364), (33, 2451240), (36, 2246970), (40, 2022273), (44, 1838430), (45, 1797576), (54, 1497980), (55, 1470744), (60, 1348182), (66, 1225620), (72, 1123485), (88, 919215), (90, 898788), (99, 817080), (108, 748990), (110, 735372), (120, 674091), (121, 668520), (132, 612810), (135, 599192), (165, 490248), (180, 449394), (198, 408540), (216, 374495), (220, 367686), (242, 334260), (264, 306405), (270, 299596), (297, 272360), (330, 245124), (360, 224697), (363, 222840), (396, 204270), (440, 183843), (484, 167130), (495, 163416), (540, 149798), (594, 136180), (605, 133704), (619, 130680), (660, 122562), (726, 111420), (792, 102135), (968, 83565), (990, 81708), (1080, 74899), (1089, 74280), (1188, 68090), (1210, 66852), (1238, 65340), (1320, 61281), (1452, 55710), (1485, 54472), (1815, 44568), (1857, 43560), (1980, 40854), (2178, 37140), (2376, 34045), (2420, 33426), (2476, 32670), (2904, 27855), (2970, 27236), (3095, 26136), (3267, 24760), (3630, 22284), (3714, 21780), (3960, 20427), (4356, 18570), (4840, 16713), (4952, 16335), (5445, 14856), (5571, 14520), (5940, 13618), (6190, 13068), (6534, 12380), (6809, 11880), (7260, 11142), (7428, 10890), (8712, 9285)]