1220311620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1383

約数の個数: 216

約数和(自身を含む): 4166530368

約数和(自身を除く): 2946218748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 43, 44, 45, 55, 60, 66, 86, 90, 99, 110, 121, 129, 132, 165, 172, 180, 198, 215, 220, 242, 258, 330, 363, 387, 396, 430, 473, 484, 495, 516, 605, 645, 660, 726, 774, 860, 946, 990, 1089, 1210, 1290, 1303, 1419, 1452, 1548, 1815, 1892, 1935, 1980, 2178, 2365, 2420, 2580, 2606, 2838, 3630, 3870, 3909, 4257, 4356, 4730, 5203, 5212, 5445, 5676, 6515, 7095, 7260, 7740, 7818, 8514, 9460, 10406, 10890, 11727, 13030, 14190, 14333, 15609, 15636, 17028, 19545, 20812, 21285, 21780, 23454, 26015, 26060, 28380, 28666, 31218, 39090, 42570, 42999, 46827, 46908, 52030, 56029, 57332, 58635, 62436, 71665, 78045, 78180, 85140, 85998, 93654, 104060, 112058, 117270, 128997, 143330, 156090, 157663, 168087, 171996, 187308, 214995, 224116, 234135, 234540, 257994, 280145, 286660, 312180, 315326, 336174, 429990, 468270, 472989, 504261, 515988, 560290, 616319, 630652, 644985, 672348, 788315, 840435, 859980, 936540, 945978, 1008522, 1120580, 1232638, 1289970, 1418967, 1576630, 1680870, 1848957, 1891956, 2017044, 2364945, 2465276, 2521305, 2579940, 2837934, 3081595, 3153260, 3361740, 3697914, 4729890, 5042610, 5546871, 5675868, 6163190, 6779509, 7094835, 7395828, 9244785, 9459780, 10085220, 11093742, 12326380, 13559018, 14189670, 18489570, 20338527, 22187484, 27118036, 27734355, 28379340, 33897545, 36979140, 40677054, 55468710, 61015581, 67795090, 81354108, 101692635, 110937420, 122031162, 135590180, 203385270, 244062324, 305077905, 406770540, 610155810, 1220311620]

約数ペア:

[(1, 1220311620), (2, 610155810), (3, 406770540), (4, 305077905), (5, 244062324), (6, 203385270), (9, 135590180), (10, 122031162), (11, 110937420), (12, 101692635), (15, 81354108), (18, 67795090), (20, 61015581), (22, 55468710), (30, 40677054), (33, 36979140), (36, 33897545), (43, 28379340), (44, 27734355), (45, 27118036), (55, 22187484), (60, 20338527), (66, 18489570), (86, 14189670), (90, 13559018), (99, 12326380), (110, 11093742), (121, 10085220), (129, 9459780), (132, 9244785), (165, 7395828), (172, 7094835), (180, 6779509), (198, 6163190), (215, 5675868), (220, 5546871), (242, 5042610), (258, 4729890), (330, 3697914), (363, 3361740), (387, 3153260), (396, 3081595), (430, 2837934), (473, 2579940), (484, 2521305), (495, 2465276), (516, 2364945), (605, 2017044), (645, 1891956), (660, 1848957), (726, 1680870), (774, 1576630), (860, 1418967), (946, 1289970), (990, 1232638), (1089, 1120580), (1210, 1008522), (1290, 945978), (1303, 936540), (1419, 859980), (1452, 840435), (1548, 788315), (1815, 672348), (1892, 644985), (1935, 630652), (1980, 616319), (2178, 560290), (2365, 515988), (2420, 504261), (2580, 472989), (2606, 468270), (2838, 429990), (3630, 336174), (3870, 315326), (3909, 312180), (4257, 286660), (4356, 280145), (4730, 257994), (5203, 234540), (5212, 234135), (5445, 224116), (5676, 214995), (6515, 187308), (7095, 171996), (7260, 168087), (7740, 157663), (7818, 156090), (8514, 143330), (9460, 128997), (10406, 117270), (10890, 112058), (11727, 104060), (13030, 93654), (14190, 85998), (14333, 85140), (15609, 78180), (15636, 78045), (17028, 71665), (19545, 62436), (20812, 58635), (21285, 57332), (21780, 56029), (23454, 52030), (26015, 46908), (26060, 46827), (28380, 42999), (28666, 42570), (31218, 39090)]