51154740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1$

素因数の和:388

約数の個数: 240

約数和(自身を含む): 198076032

約数和(自身を除く): 146921292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 347, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 694, 702, 756, 780, 810, 819, 910, 945, 1041, 1053, 1092, 1134, 1170, 1260, 1365, 1388, 1404, 1620, 1638, 1735, 1755, 1820, 1890, 2082, 2106, 2268, 2340, 2429, 2457, 2730, 2835, 3123, 3276, 3470, 3510, 3780, 4095, 4164, 4212, 4511, 4858, 4914, 5205, 5265, 5460, 5670, 6246, 6940, 7020, 7287, 7371, 8190, 9022, 9369, 9716, 9828, 10410, 10530, 11340, 12145, 12285, 12492, 13533, 14574, 14742, 15615, 16380, 18044, 18738, 20820, 21060, 21861, 22555, 24290, 24570, 27066, 28107, 29148, 29484, 31230, 31577, 36435, 36855, 37476, 40599, 43722, 45110, 46845, 48580, 49140, 54132, 56214, 62460, 63154, 65583, 67665, 72870, 73710, 81198, 87444, 90220, 93690, 94731, 109305, 112428, 121797, 126308, 131166, 135330, 140535, 145740, 147420, 157885, 162396, 187380, 189462, 196749, 202995, 218610, 243594, 262332, 270660, 281070, 284193, 315770, 327915, 365391, 378924, 393498, 405990, 437220, 473655, 487188, 562140, 568386, 608985, 631540, 655830, 730782, 786996, 811980, 852579, 947310, 983745, 1136772, 1217970, 1311660, 1420965, 1461564, 1705158, 1826955, 1894620, 1967490, 2435940, 2557737, 2841930, 3410316, 3653910, 3934980, 4262895, 5115474, 5683860, 7307820, 8525790, 10230948, 12788685, 17051580, 25577370, 51154740]

約数ペア:

[(1, 51154740), (2, 25577370), (3, 17051580), (4, 12788685), (5, 10230948), (6, 8525790), (7, 7307820), (9, 5683860), (10, 5115474), (12, 4262895), (13, 3934980), (14, 3653910), (15, 3410316), (18, 2841930), (20, 2557737), (21, 2435940), (26, 1967490), (27, 1894620), (28, 1826955), (30, 1705158), (35, 1461564), (36, 1420965), (39, 1311660), (42, 1217970), (45, 1136772), (52, 983745), (54, 947310), (60, 852579), (63, 811980), (65, 786996), (70, 730782), (78, 655830), (81, 631540), (84, 608985), (90, 568386), (91, 562140), (105, 487188), (108, 473655), (117, 437220), (126, 405990), (130, 393498), (135, 378924), (140, 365391), (156, 327915), (162, 315770), (180, 284193), (182, 281070), (189, 270660), (195, 262332), (210, 243594), (234, 218610), (252, 202995), (260, 196749), (270, 189462), (273, 187380), (315, 162396), (324, 157885), (347, 147420), (351, 145740), (364, 140535), (378, 135330), (390, 131166), (405, 126308), (420, 121797), (455, 112428), (468, 109305), (540, 94731), (546, 93690), (567, 90220), (585, 87444), (630, 81198), (694, 73710), (702, 72870), (756, 67665), (780, 65583), (810, 63154), (819, 62460), (910, 56214), (945, 54132), (1041, 49140), (1053, 48580), (1092, 46845), (1134, 45110), (1170, 43722), (1260, 40599), (1365, 37476), (1388, 36855), (1404, 36435), (1620, 31577), (1638, 31230), (1735, 29484), (1755, 29148), (1820, 28107), (1890, 27066), (2082, 24570), (2106, 24290), (2268, 22555), (2340, 21861), (2429, 21060), (2457, 20820), (2730, 18738), (2835, 18044), (3123, 16380), (3276, 15615), (3470, 14742), (3510, 14574), (3780, 13533), (4095, 12492), (4164, 12285), (4212, 12145), (4511, 11340), (4858, 10530), (4914, 10410), (5205, 9828), (5265, 9716), (5460, 9369), (5670, 9022), (6246, 8190), (6940, 7371), (7020, 7287)]