66563820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 212459520

約数和(自身を除く): 145895700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 79, 90, 93, 124, 151, 155, 158, 180, 186, 237, 279, 302, 310, 316, 372, 395, 453, 465, 474, 558, 604, 620, 711, 755, 790, 906, 930, 948, 1116, 1185, 1359, 1395, 1422, 1510, 1580, 1812, 1860, 2265, 2370, 2449, 2718, 2790, 2844, 3020, 3555, 4530, 4681, 4740, 4898, 5436, 5580, 6795, 7110, 7347, 9060, 9362, 9796, 11929, 12245, 13590, 14043, 14220, 14694, 18724, 22041, 23405, 23858, 24490, 27180, 28086, 29388, 35787, 36735, 42129, 44082, 46810, 47716, 48980, 56172, 59645, 70215, 71574, 73470, 84258, 88164, 93620, 107361, 110205, 119290, 140430, 143148, 146940, 168516, 178935, 210645, 214722, 220410, 238580, 280860, 357870, 369799, 421290, 429444, 440820, 536805, 715740, 739598, 842580, 1073610, 1109397, 1479196, 1848995, 2147220, 2218794, 3328191, 3697990, 4437588, 5546985, 6656382, 7395980, 11093970, 13312764, 16640955, 22187940, 33281910, 66563820]

約数ペア:

[(1, 66563820), (2, 33281910), (3, 22187940), (4, 16640955), (5, 13312764), (6, 11093970), (9, 7395980), (10, 6656382), (12, 5546985), (15, 4437588), (18, 3697990), (20, 3328191), (30, 2218794), (31, 2147220), (36, 1848995), (45, 1479196), (60, 1109397), (62, 1073610), (79, 842580), (90, 739598), (93, 715740), (124, 536805), (151, 440820), (155, 429444), (158, 421290), (180, 369799), (186, 357870), (237, 280860), (279, 238580), (302, 220410), (310, 214722), (316, 210645), (372, 178935), (395, 168516), (453, 146940), (465, 143148), (474, 140430), (558, 119290), (604, 110205), (620, 107361), (711, 93620), (755, 88164), (790, 84258), (906, 73470), (930, 71574), (948, 70215), (1116, 59645), (1185, 56172), (1359, 48980), (1395, 47716), (1422, 46810), (1510, 44082), (1580, 42129), (1812, 36735), (1860, 35787), (2265, 29388), (2370, 28086), (2449, 27180), (2718, 24490), (2790, 23858), (2844, 23405), (3020, 22041), (3555, 18724), (4530, 14694), (4681, 14220), (4740, 14043), (4898, 13590), (5436, 12245), (5580, 11929), (6795, 9796), (7110, 9362), (7347, 9060)]