85424220

素因数分解:

$2^2\times 3^9\times 5^1\times 7^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 240

約数和(自身を含む): 317442048

約数和(自身を除く): 232017828

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, 81, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 162, 180, 186, 189, 210, 217, 243, 252, 270, 279, 310, 315, 324, 372, 378, 405, 420, 434, 465, 486, 540, 558, 567, 620, 630, 651, 729, 756, 810, 837, 868, 930, 945, 972, 1085, 1116, 1134, 1215, 1260, 1302, 1395, 1458, 1620, 1674, 1701, 1860, 1890, 1953, 2170, 2187, 2268, 2430, 2511, 2604, 2790, 2835, 2916, 3255, 3348, 3402, 3645, 3780, 3906, 4185, 4340, 4374, 4860, 5022, 5103, 5580, 5670, 5859, 6510, 6561, 6804, 7290, 7533, 7812, 8370, 8505, 8748, 9765, 10044, 10206, 10935, 11340, 11718, 12555, 13020, 13122, 14580, 15066, 15309, 16740, 17010, 17577, 19530, 19683, 20412, 21870, 22599, 23436, 25110, 25515, 26244, 29295, 30132, 30618, 32805, 34020, 35154, 37665, 39060, 39366, 43740, 45198, 45927, 50220, 51030, 52731, 58590, 61236, 65610, 67797, 70308, 75330, 76545, 78732, 87885, 90396, 91854, 98415, 102060, 105462, 112995, 117180, 131220, 135594, 137781, 150660, 153090, 158193, 175770, 183708, 196830, 203391, 210924, 225990, 229635, 263655, 271188, 275562, 306180, 316386, 338985, 351540, 393660, 406782, 451980, 459270, 474579, 527310, 551124, 610173, 632772, 677970, 688905, 790965, 813564, 918540, 949158, 1016955, 1054620, 1220346, 1355940, 1377810, 1423737, 1581930, 1898316, 2033910, 2372895, 2440692, 2755620, 2847474, 3050865, 3163860, 4067820, 4271211, 4745790, 5694948, 6101730, 7118685, 8542422, 9491580, 12203460, 14237370, 17084844, 21356055, 28474740, 42712110, 85424220]

約数ペア:

[(1, 85424220), (2, 42712110), (3, 28474740), (4, 21356055), (5, 17084844), (6, 14237370), (7, 12203460), (9, 9491580), (10, 8542422), (12, 7118685), (14, 6101730), (15, 5694948), (18, 4745790), (20, 4271211), (21, 4067820), (27, 3163860), (28, 3050865), (30, 2847474), (31, 2755620), (35, 2440692), (36, 2372895), (42, 2033910), (45, 1898316), (54, 1581930), (60, 1423737), (62, 1377810), (63, 1355940), (70, 1220346), (81, 1054620), (84, 1016955), (90, 949158), (93, 918540), (105, 813564), (108, 790965), (124, 688905), (126, 677970), (135, 632772), (140, 610173), (155, 551124), (162, 527310), (180, 474579), (186, 459270), (189, 451980), (210, 406782), (217, 393660), (243, 351540), (252, 338985), (270, 316386), (279, 306180), (310, 275562), (315, 271188), (324, 263655), (372, 229635), (378, 225990), (405, 210924), (420, 203391), (434, 196830), (465, 183708), (486, 175770), (540, 158193), (558, 153090), (567, 150660), (620, 137781), (630, 135594), (651, 131220), (729, 117180), (756, 112995), (810, 105462), (837, 102060), (868, 98415), (930, 91854), (945, 90396), (972, 87885), (1085, 78732), (1116, 76545), (1134, 75330), (1215, 70308), (1260, 67797), (1302, 65610), (1395, 61236), (1458, 58590), (1620, 52731), (1674, 51030), (1701, 50220), (1860, 45927), (1890, 45198), (1953, 43740), (2170, 39366), (2187, 39060), (2268, 37665), (2430, 35154), (2511, 34020), (2604, 32805), (2790, 30618), (2835, 30132), (2916, 29295), (3255, 26244), (3348, 25515), (3402, 25110), (3645, 23436), (3780, 22599), (3906, 21870), (4185, 20412), (4340, 19683), (4374, 19530), (4860, 17577), (5022, 17010), (5103, 16740), (5580, 15309), (5670, 15066), (5859, 14580), (6510, 13122), (6561, 13020), (6804, 12555), (7290, 11718), (7533, 11340), (7812, 10935), (8370, 10206), (8505, 10044), (8748, 9765)]