90111420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:825

約数の個数: 192

約数和(自身を含む): 331161600

約数和(自身を除く): 241050180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 620, 630, 651, 756, 769, 837, 868, 930, 945, 1085, 1116, 1260, 1302, 1395, 1538, 1674, 1860, 1890, 1953, 2170, 2307, 2604, 2790, 3076, 3255, 3348, 3780, 3845, 3906, 4185, 4340, 4614, 5383, 5580, 5859, 6510, 6921, 7690, 7812, 8370, 9228, 9765, 10766, 11535, 11718, 13020, 13842, 15380, 16149, 16740, 19530, 20763, 21532, 23070, 23436, 23839, 26915, 27684, 29295, 32298, 34605, 39060, 41526, 46140, 47678, 48447, 53830, 58590, 64596, 69210, 71517, 80745, 83052, 95356, 96894, 103815, 107660, 117180, 119195, 138420, 143034, 145341, 161490, 166873, 193788, 207630, 214551, 238390, 242235, 286068, 290682, 322980, 333746, 357585, 415260, 429102, 476780, 484470, 500619, 581364, 643653, 667492, 715170, 726705, 834365, 858204, 968940, 1001238, 1072755, 1287306, 1430340, 1453410, 1501857, 1668730, 2002476, 2145510, 2503095, 2574612, 2906820, 3003714, 3218265, 3337460, 4291020, 4505571, 5006190, 6007428, 6436530, 7509285, 9011142, 10012380, 12873060, 15018570, 18022284, 22527855, 30037140, 45055710, 90111420]

約数ペア:

[(1, 90111420), (2, 45055710), (3, 30037140), (4, 22527855), (5, 18022284), (6, 15018570), (7, 12873060), (9, 10012380), (10, 9011142), (12, 7509285), (14, 6436530), (15, 6007428), (18, 5006190), (20, 4505571), (21, 4291020), (27, 3337460), (28, 3218265), (30, 3003714), (31, 2906820), (35, 2574612), (36, 2503095), (42, 2145510), (45, 2002476), (54, 1668730), (60, 1501857), (62, 1453410), (63, 1430340), (70, 1287306), (84, 1072755), (90, 1001238), (93, 968940), (105, 858204), (108, 834365), (124, 726705), (126, 715170), (135, 667492), (140, 643653), (155, 581364), (180, 500619), (186, 484470), (189, 476780), (210, 429102), (217, 415260), (252, 357585), (270, 333746), (279, 322980), (310, 290682), (315, 286068), (372, 242235), (378, 238390), (420, 214551), (434, 207630), (465, 193788), (540, 166873), (558, 161490), (620, 145341), (630, 143034), (651, 138420), (756, 119195), (769, 117180), (837, 107660), (868, 103815), (930, 96894), (945, 95356), (1085, 83052), (1116, 80745), (1260, 71517), (1302, 69210), (1395, 64596), (1538, 58590), (1674, 53830), (1860, 48447), (1890, 47678), (1953, 46140), (2170, 41526), (2307, 39060), (2604, 34605), (2790, 32298), (3076, 29295), (3255, 27684), (3348, 26915), (3780, 23839), (3845, 23436), (3906, 23070), (4185, 21532), (4340, 20763), (4614, 19530), (5383, 16740), (5580, 16149), (5859, 15380), (6510, 13842), (6921, 13020), (7690, 11718), (7812, 11535), (8370, 10766), (9228, 9765)]