54874980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 179262720

約数和(自身を除く): 124387740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 79, 85, 90, 102, 153, 158, 170, 180, 204, 227, 237, 255, 306, 316, 340, 395, 454, 474, 510, 612, 681, 711, 765, 790, 908, 948, 1020, 1135, 1185, 1343, 1362, 1422, 1530, 1580, 2043, 2270, 2370, 2686, 2724, 2844, 3060, 3405, 3555, 3859, 4029, 4086, 4540, 4740, 5372, 6715, 6810, 7110, 7718, 8058, 8172, 10215, 11577, 12087, 13430, 13620, 14220, 15436, 16116, 17933, 19295, 20145, 20430, 23154, 24174, 26860, 34731, 35866, 38590, 40290, 40860, 46308, 48348, 53799, 57885, 60435, 69462, 71732, 77180, 80580, 89665, 107598, 115770, 120870, 138924, 161397, 173655, 179330, 215196, 231540, 241740, 268995, 304861, 322794, 347310, 358660, 537990, 609722, 645588, 694620, 806985, 914583, 1075980, 1219444, 1524305, 1613970, 1829166, 2743749, 3048610, 3227940, 3658332, 4572915, 5487498, 6097220, 9145830, 10974996, 13718745, 18291660, 27437490, 54874980]

約数ペア:

[(1, 54874980), (2, 27437490), (3, 18291660), (4, 13718745), (5, 10974996), (6, 9145830), (9, 6097220), (10, 5487498), (12, 4572915), (15, 3658332), (17, 3227940), (18, 3048610), (20, 2743749), (30, 1829166), (34, 1613970), (36, 1524305), (45, 1219444), (51, 1075980), (60, 914583), (68, 806985), (79, 694620), (85, 645588), (90, 609722), (102, 537990), (153, 358660), (158, 347310), (170, 322794), (180, 304861), (204, 268995), (227, 241740), (237, 231540), (255, 215196), (306, 179330), (316, 173655), (340, 161397), (395, 138924), (454, 120870), (474, 115770), (510, 107598), (612, 89665), (681, 80580), (711, 77180), (765, 71732), (790, 69462), (908, 60435), (948, 57885), (1020, 53799), (1135, 48348), (1185, 46308), (1343, 40860), (1362, 40290), (1422, 38590), (1530, 35866), (1580, 34731), (2043, 26860), (2270, 24174), (2370, 23154), (2686, 20430), (2724, 20145), (2844, 19295), (3060, 17933), (3405, 16116), (3555, 15436), (3859, 14220), (4029, 13620), (4086, 13430), (4540, 12087), (4740, 11577), (5372, 10215), (6715, 8172), (6810, 8058), (7110, 7718)]