611249940

素因数分解:

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

素因数の和:15702

約数の個数: 144

約数和(自身を含む): 2187494400

約数和(自身を除く): 1576244460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 5580, 6510, 7812, 9765, 13020, 15649, 19530, 31298, 39060, 46947, 62596, 78245, 93894, 109543, 140841, 156490, 187788, 219086, 234735, 281682, 312980, 328629, 438172, 469470, 485119, 547715, 563364, 657258, 704205, 938940, 970238, 985887, 1095430, 1314516, 1408410, 1455357, 1643145, 1940476, 1971774, 2190860, 2425595, 2816820, 2910714, 3286290, 3395833, 3943548, 4366071, 4851190, 4929435, 5821428, 6572580, 6791666, 7276785, 8732142, 9702380, 9858870, 10187499, 13583332, 14553570, 16979165, 17464284, 19717740, 20374998, 21830355, 29107140, 30562497, 33958330, 40749996, 43660710, 50937495, 61124994, 67916660, 87321420, 101874990, 122249988, 152812485, 203749980, 305624970, 611249940]

約数ペア:

[(1, 611249940), (2, 305624970), (3, 203749980), (4, 152812485), (5, 122249988), (6, 101874990), (7, 87321420), (9, 67916660), (10, 61124994), (12, 50937495), (14, 43660710), (15, 40749996), (18, 33958330), (20, 30562497), (21, 29107140), (28, 21830355), (30, 20374998), (31, 19717740), (35, 17464284), (36, 16979165), (42, 14553570), (45, 13583332), (60, 10187499), (62, 9858870), (63, 9702380), (70, 8732142), (84, 7276785), (90, 6791666), (93, 6572580), (105, 5821428), (124, 4929435), (126, 4851190), (140, 4366071), (155, 3943548), (180, 3395833), (186, 3286290), (210, 2910714), (217, 2816820), (252, 2425595), (279, 2190860), (310, 1971774), (315, 1940476), (372, 1643145), (420, 1455357), (434, 1408410), (465, 1314516), (558, 1095430), (620, 985887), (630, 970238), (651, 938940), (868, 704205), (930, 657258), (1085, 563364), (1116, 547715), (1260, 485119), (1302, 469470), (1395, 438172), (1860, 328629), (1953, 312980), (2170, 281682), (2604, 234735), (2790, 219086), (3255, 187788), (3906, 156490), (4340, 140841), (5580, 109543), (6510, 93894), (7812, 78245), (9765, 62596), (13020, 46947), (15649, 39060), (19530, 31298)]