1222499880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15649}}^1$

素因数の和:15704

約数の個数: 192

約数和(自身を含む): 4687488000

約数和(自身を除く): 3464988120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 3255, 3720, 3906, 4340, 5208, 5580, 6510, 7812, 8680, 9765, 11160, 13020, 15624, 15649, 19530, 26040, 31298, 39060, 46947, 62596, 78120, 78245, 93894, 109543, 125192, 140841, 156490, 187788, 219086, 234735, 281682, 312980, 328629, 375576, 438172, 469470, 485119, 547715, 563364, 625960, 657258, 704205, 876344, 938940, 970238, 985887, 1095430, 1126728, 1314516, 1408410, 1455357, 1643145, 1877880, 1940476, 1971774, 2190860, 2425595, 2629032, 2816820, 2910714, 3286290, 3395833, 3880952, 3943548, 4366071, 4381720, 4851190, 4929435, 5633640, 5821428, 6572580, 6791666, 7276785, 7887096, 8732142, 9702380, 9858870, 10187499, 11642856, 13145160, 13583332, 14553570, 16979165, 17464284, 19404760, 19717740, 20374998, 21830355, 27166664, 29107140, 30562497, 33958330, 34928568, 39435480, 40749996, 43660710, 50937495, 58214280, 61124994, 67916660, 81499992, 87321420, 101874990, 122249988, 135833320, 152812485, 174642840, 203749980, 244499976, 305624970, 407499960, 611249940, 1222499880]

約数ペア:

[(1, 1222499880), (2, 611249940), (3, 407499960), (4, 305624970), (5, 244499976), (6, 203749980), (7, 174642840), (8, 152812485), (9, 135833320), (10, 122249988), (12, 101874990), (14, 87321420), (15, 81499992), (18, 67916660), (20, 61124994), (21, 58214280), (24, 50937495), (28, 43660710), (30, 40749996), (31, 39435480), (35, 34928568), (36, 33958330), (40, 30562497), (42, 29107140), (45, 27166664), (56, 21830355), (60, 20374998), (62, 19717740), (63, 19404760), (70, 17464284), (72, 16979165), (84, 14553570), (90, 13583332), (93, 13145160), (105, 11642856), (120, 10187499), (124, 9858870), (126, 9702380), (140, 8732142), (155, 7887096), (168, 7276785), (180, 6791666), (186, 6572580), (210, 5821428), (217, 5633640), (248, 4929435), (252, 4851190), (279, 4381720), (280, 4366071), (310, 3943548), (315, 3880952), (360, 3395833), (372, 3286290), (420, 2910714), (434, 2816820), (465, 2629032), (504, 2425595), (558, 2190860), (620, 1971774), (630, 1940476), (651, 1877880), (744, 1643145), (840, 1455357), (868, 1408410), (930, 1314516), (1085, 1126728), (1116, 1095430), (1240, 985887), (1260, 970238), (1302, 938940), (1395, 876344), (1736, 704205), (1860, 657258), (1953, 625960), (2170, 563364), (2232, 547715), (2520, 485119), (2604, 469470), (2790, 438172), (3255, 375576), (3720, 328629), (3906, 312980), (4340, 281682), (5208, 234735), (5580, 219086), (6510, 187788), (7812, 156490), (8680, 140841), (9765, 125192), (11160, 109543), (13020, 93894), (15624, 78245), (15649, 78120), (19530, 62596), (26040, 46947), (31298, 39060)]