205174620

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 288

約数和(自身を含む): 762198528

約数和(自身を除く): 557023908

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 37, 42, 45, 54, 60, 63, 70, 74, 81, 84, 90, 105, 108, 111, 126, 135, 140, 148, 162, 163, 180, 185, 189, 210, 222, 243, 252, 259, 270, 315, 324, 326, 333, 370, 378, 405, 420, 444, 486, 489, 518, 540, 555, 567, 630, 652, 666, 740, 756, 777, 810, 815, 945, 972, 978, 999, 1036, 1110, 1134, 1141, 1215, 1260, 1295, 1332, 1467, 1554, 1620, 1630, 1665, 1701, 1890, 1956, 1998, 2220, 2268, 2282, 2331, 2430, 2445, 2590, 2835, 2934, 2997, 3108, 3260, 3330, 3402, 3423, 3780, 3885, 3996, 4401, 4564, 4662, 4860, 4890, 4995, 5180, 5670, 5705, 5868, 5994, 6031, 6660, 6804, 6846, 6993, 7335, 7770, 8505, 8802, 8991, 9324, 9780, 9990, 10269, 11340, 11410, 11655, 11988, 12062, 13203, 13692, 13986, 14670, 14985, 15540, 17010, 17115, 17604, 17982, 18093, 19980, 20538, 20979, 22005, 22820, 23310, 24124, 26406, 27972, 29340, 29970, 30155, 30807, 34020, 34230, 34965, 35964, 36186, 39609, 41076, 41958, 42217, 44010, 44955, 46620, 51345, 52812, 54279, 59940, 60310, 61614, 62937, 66015, 68460, 69930, 72372, 79218, 83916, 84434, 88020, 89910, 90465, 92421, 102690, 104895, 108558, 120620, 123228, 125874, 126651, 132030, 139860, 154035, 158436, 162837, 168868, 179820, 180930, 184842, 198045, 205380, 209790, 211085, 217116, 251748, 253302, 264060, 271395, 277263, 308070, 314685, 325674, 361860, 369684, 379953, 396090, 419580, 422170, 462105, 488511, 506604, 542790, 554526, 616140, 629370, 633255, 651348, 759906, 792180, 814185, 844340, 924210, 977022, 1085580, 1109052, 1139859, 1258740, 1266510, 1386315, 1465533, 1519812, 1628370, 1848420, 1899765, 1954044, 2279718, 2442555, 2533020, 2772630, 2931066, 3256740, 3419577, 3799530, 4559436, 4885110, 5545260, 5699295, 5862132, 6839154, 7327665, 7599060, 9770220, 10258731, 11398590, 13678308, 14655330, 17097885, 20517462, 22797180, 29310660, 34195770, 41034924, 51293655, 68391540, 102587310, 205174620]

約数ペア:

[(1, 205174620), (2, 102587310), (3, 68391540), (4, 51293655), (5, 41034924), (6, 34195770), (7, 29310660), (9, 22797180), (10, 20517462), (12, 17097885), (14, 14655330), (15, 13678308), (18, 11398590), (20, 10258731), (21, 9770220), (27, 7599060), (28, 7327665), (30, 6839154), (35, 5862132), (36, 5699295), (37, 5545260), (42, 4885110), (45, 4559436), (54, 3799530), (60, 3419577), (63, 3256740), (70, 2931066), (74, 2772630), (81, 2533020), (84, 2442555), (90, 2279718), (105, 1954044), (108, 1899765), (111, 1848420), (126, 1628370), (135, 1519812), (140, 1465533), (148, 1386315), (162, 1266510), (163, 1258740), (180, 1139859), (185, 1109052), (189, 1085580), (210, 977022), (222, 924210), (243, 844340), (252, 814185), (259, 792180), (270, 759906), (315, 651348), (324, 633255), (326, 629370), (333, 616140), (370, 554526), (378, 542790), (405, 506604), (420, 488511), (444, 462105), (486, 422170), (489, 419580), (518, 396090), (540, 379953), (555, 369684), (567, 361860), (630, 325674), (652, 314685), (666, 308070), (740, 277263), (756, 271395), (777, 264060), (810, 253302), (815, 251748), (945, 217116), (972, 211085), (978, 209790), (999, 205380), (1036, 198045), (1110, 184842), (1134, 180930), (1141, 179820), (1215, 168868), (1260, 162837), (1295, 158436), (1332, 154035), (1467, 139860), (1554, 132030), (1620, 126651), (1630, 125874), (1665, 123228), (1701, 120620), (1890, 108558), (1956, 104895), (1998, 102690), (2220, 92421), (2268, 90465), (2282, 89910), (2331, 88020), (2430, 84434), (2445, 83916), (2590, 79218), (2835, 72372), (2934, 69930), (2997, 68460), (3108, 66015), (3260, 62937), (3330, 61614), (3402, 60310), (3423, 59940), (3780, 54279), (3885, 52812), (3996, 51345), (4401, 46620), (4564, 44955), (4662, 44010), (4860, 42217), (4890, 41958), (4995, 41076), (5180, 39609), (5670, 36186), (5705, 35964), (5868, 34965), (5994, 34230), (6031, 34020), (6660, 30807), (6804, 30155), (6846, 29970), (6993, 29340), (7335, 27972), (7770, 26406), (8505, 24124), (8802, 23310), (8991, 22820), (9324, 22005), (9780, 20979), (9990, 20538), (10269, 19980), (11340, 18093), (11410, 17982), (11655, 17604), (11988, 17115), (12062, 17010), (13203, 15540), (13692, 14985), (13986, 14670)]