1221500880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3079}}^1$

素因数の和:3146

約数の個数: 240

約数和(自身を含む): 4468464000

約数和(自身を除く): 3246963120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 29, 30, 36, 38, 40, 45, 48, 57, 58, 60, 72, 76, 80, 87, 90, 95, 114, 116, 120, 144, 145, 152, 171, 174, 180, 190, 228, 232, 240, 261, 285, 290, 304, 342, 348, 360, 380, 435, 456, 464, 522, 551, 570, 580, 684, 696, 720, 760, 855, 870, 912, 1044, 1102, 1140, 1160, 1305, 1368, 1392, 1520, 1653, 1710, 1740, 2088, 2204, 2280, 2320, 2610, 2736, 2755, 3079, 3306, 3420, 3480, 4176, 4408, 4560, 4959, 5220, 5510, 6158, 6612, 6840, 6960, 8265, 8816, 9237, 9918, 10440, 11020, 12316, 13224, 13680, 15395, 16530, 18474, 19836, 20880, 22040, 24632, 24795, 26448, 27711, 30790, 33060, 36948, 39672, 44080, 46185, 49264, 49590, 55422, 58501, 61580, 66120, 73896, 79344, 89291, 92370, 99180, 110844, 117002, 123160, 132240, 138555, 147792, 175503, 178582, 184740, 198360, 221688, 234004, 246320, 267873, 277110, 292505, 351006, 357164, 369480, 396720, 443376, 446455, 468008, 526509, 535746, 554220, 585010, 702012, 714328, 738960, 803619, 877515, 892910, 936016, 1053018, 1071492, 1108440, 1170020, 1339365, 1404024, 1428656, 1607238, 1696529, 1755030, 1785820, 2106036, 2142984, 2216880, 2340040, 2632545, 2678730, 2808048, 3214476, 3393058, 3510060, 3571640, 4018095, 4212072, 4285968, 4680080, 5089587, 5265090, 5357460, 6428952, 6786116, 7020120, 7143280, 8036190, 8424144, 8482645, 10179174, 10530180, 10714920, 12857904, 13572232, 14040240, 15268761, 16072380, 16965290, 20358348, 21060360, 21429840, 25447935, 27144464, 30537522, 32144760, 33930580, 40716696, 42120720, 50895870, 61075044, 64289520, 67861160, 76343805, 81433392, 101791740, 122150088, 135722320, 152687610, 203583480, 244300176, 305375220, 407166960, 610750440, 1221500880]

約数ペア:

[(1, 1221500880), (2, 610750440), (3, 407166960), (4, 305375220), (5, 244300176), (6, 203583480), (8, 152687610), (9, 135722320), (10, 122150088), (12, 101791740), (15, 81433392), (16, 76343805), (18, 67861160), (19, 64289520), (20, 61075044), (24, 50895870), (29, 42120720), (30, 40716696), (36, 33930580), (38, 32144760), (40, 30537522), (45, 27144464), (48, 25447935), (57, 21429840), (58, 21060360), (60, 20358348), (72, 16965290), (76, 16072380), (80, 15268761), (87, 14040240), (90, 13572232), (95, 12857904), (114, 10714920), (116, 10530180), (120, 10179174), (144, 8482645), (145, 8424144), (152, 8036190), (171, 7143280), (174, 7020120), (180, 6786116), (190, 6428952), (228, 5357460), (232, 5265090), (240, 5089587), (261, 4680080), (285, 4285968), (290, 4212072), (304, 4018095), (342, 3571640), (348, 3510060), (360, 3393058), (380, 3214476), (435, 2808048), (456, 2678730), (464, 2632545), (522, 2340040), (551, 2216880), (570, 2142984), (580, 2106036), (684, 1785820), (696, 1755030), (720, 1696529), (760, 1607238), (855, 1428656), (870, 1404024), (912, 1339365), (1044, 1170020), (1102, 1108440), (1140, 1071492), (1160, 1053018), (1305, 936016), (1368, 892910), (1392, 877515), (1520, 803619), (1653, 738960), (1710, 714328), (1740, 702012), (2088, 585010), (2204, 554220), (2280, 535746), (2320, 526509), (2610, 468008), (2736, 446455), (2755, 443376), (3079, 396720), (3306, 369480), (3420, 357164), (3480, 351006), (4176, 292505), (4408, 277110), (4560, 267873), (4959, 246320), (5220, 234004), (5510, 221688), (6158, 198360), (6612, 184740), (6840, 178582), (6960, 175503), (8265, 147792), (8816, 138555), (9237, 132240), (9918, 123160), (10440, 117002), (11020, 110844), (12316, 99180), (13224, 92370), (13680, 89291), (15395, 79344), (16530, 73896), (18474, 66120), (19836, 61580), (20880, 58501), (22040, 55422), (24632, 49590), (24795, 49264), (26448, 46185), (27711, 44080), (30790, 39672), (33060, 36948)]