2787568980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{617}}^1$

素因数の和:1014

約数の個数: 192

約数和(自身を含む): 9249472512

約数和(自身を除く): 6461903532

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 347, 372, 420, 434, 465, 617, 620, 651, 694, 868, 930, 1041, 1085, 1234, 1302, 1388, 1735, 1851, 1860, 2082, 2170, 2429, 2468, 2604, 3085, 3255, 3470, 3702, 4164, 4319, 4340, 4858, 5205, 6170, 6510, 6940, 7287, 7404, 8638, 9255, 9716, 10410, 10757, 12145, 12340, 12957, 13020, 14574, 17276, 18510, 19127, 20820, 21514, 21595, 24290, 25914, 29148, 32271, 36435, 37020, 38254, 43028, 43190, 48580, 51828, 53785, 57381, 64542, 64785, 72870, 75299, 76508, 86380, 95635, 107570, 114762, 129084, 129570, 133889, 145740, 150598, 161355, 191270, 214099, 215140, 225897, 229524, 259140, 267778, 286905, 301196, 322710, 376495, 382540, 401667, 428198, 451794, 535556, 573810, 642297, 645420, 669445, 752990, 803334, 856396, 903588, 1070495, 1129485, 1147620, 1284594, 1338890, 1498693, 1505980, 1606668, 2008335, 2140990, 2258970, 2569188, 2677780, 2997386, 3211485, 4016670, 4281980, 4496079, 4517940, 5994772, 6422970, 6637069, 7493465, 8033340, 8992158, 12845940, 13274138, 14986930, 17984316, 19911207, 22480395, 26548276, 29973860, 33185345, 39822414, 44960790, 46459483, 66370690, 79644828, 89921580, 92918966, 99556035, 132741380, 139378449, 185837932, 199112070, 232297415, 278756898, 398224140, 464594830, 557513796, 696892245, 929189660, 1393784490, 2787568980]

約数ペア:

[(1, 2787568980), (2, 1393784490), (3, 929189660), (4, 696892245), (5, 557513796), (6, 464594830), (7, 398224140), (10, 278756898), (12, 232297415), (14, 199112070), (15, 185837932), (20, 139378449), (21, 132741380), (28, 99556035), (30, 92918966), (31, 89921580), (35, 79644828), (42, 66370690), (60, 46459483), (62, 44960790), (70, 39822414), (84, 33185345), (93, 29973860), (105, 26548276), (124, 22480395), (140, 19911207), (155, 17984316), (186, 14986930), (210, 13274138), (217, 12845940), (310, 8992158), (347, 8033340), (372, 7493465), (420, 6637069), (434, 6422970), (465, 5994772), (617, 4517940), (620, 4496079), (651, 4281980), (694, 4016670), (868, 3211485), (930, 2997386), (1041, 2677780), (1085, 2569188), (1234, 2258970), (1302, 2140990), (1388, 2008335), (1735, 1606668), (1851, 1505980), (1860, 1498693), (2082, 1338890), (2170, 1284594), (2429, 1147620), (2468, 1129485), (2604, 1070495), (3085, 903588), (3255, 856396), (3470, 803334), (3702, 752990), (4164, 669445), (4319, 645420), (4340, 642297), (4858, 573810), (5205, 535556), (6170, 451794), (6510, 428198), (6940, 401667), (7287, 382540), (7404, 376495), (8638, 322710), (9255, 301196), (9716, 286905), (10410, 267778), (10757, 259140), (12145, 229524), (12340, 225897), (12957, 215140), (13020, 214099), (14574, 191270), (17276, 161355), (18510, 150598), (19127, 145740), (20820, 133889), (21514, 129570), (21595, 129084), (24290, 114762), (25914, 107570), (29148, 95635), (32271, 86380), (36435, 76508), (37020, 75299), (38254, 72870), (43028, 64785), (43190, 64542), (48580, 57381), (51828, 53785)]