20216563380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1433}}^1\times {\mathrm{6029}}^1$

素因数の和:7490

約数の個数: 144

約数和(自身を含む): 66097820880

約数和(自身を除く): 45881257500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 1433, 2340, 2866, 4299, 5732, 6029, 7165, 8598, 12058, 12897, 14330, 17196, 18087, 18629, 21495, 24116, 25794, 28660, 30145, 36174, 37258, 42990, 51588, 54261, 55887, 60290, 64485, 72348, 74516, 78377, 85980, 90435, 93145, 108522, 111774, 120580, 128970, 156754, 167661, 180870, 186290, 217044, 223548, 235131, 257940, 271305, 279435, 313508, 335322, 361740, 372580, 391885, 470262, 542610, 558870, 670644, 705393, 783770, 838305, 940524, 1085220, 1117740, 1175655, 1410786, 1567540, 1676610, 2351310, 2821572, 3353220, 3526965, 4702620, 7053930, 8639557, 14107860, 17279114, 25918671, 34558228, 43197785, 51837342, 77756013, 86395570, 103674684, 112314241, 129593355, 155512026, 172791140, 224628482, 259186710, 311024052, 336942723, 388780065, 449256964, 518373420, 561571205, 673885446, 777560130, 1010828169, 1123142410, 1347770892, 1555120260, 1684713615, 2021656338, 2246284820, 3369427230, 4043312676, 5054140845, 6738854460, 10108281690, 20216563380]

約数ペア:

[(1, 20216563380), (2, 10108281690), (3, 6738854460), (4, 5054140845), (5, 4043312676), (6, 3369427230), (9, 2246284820), (10, 2021656338), (12, 1684713615), (13, 1555120260), (15, 1347770892), (18, 1123142410), (20, 1010828169), (26, 777560130), (30, 673885446), (36, 561571205), (39, 518373420), (45, 449256964), (52, 388780065), (60, 336942723), (65, 311024052), (78, 259186710), (90, 224628482), (117, 172791140), (130, 155512026), (156, 129593355), (180, 112314241), (195, 103674684), (234, 86395570), (260, 77756013), (390, 51837342), (468, 43197785), (585, 34558228), (780, 25918671), (1170, 17279114), (1433, 14107860), (2340, 8639557), (2866, 7053930), (4299, 4702620), (5732, 3526965), (6029, 3353220), (7165, 2821572), (8598, 2351310), (12058, 1676610), (12897, 1567540), (14330, 1410786), (17196, 1175655), (18087, 1117740), (18629, 1085220), (21495, 940524), (24116, 838305), (25794, 783770), (28660, 705393), (30145, 670644), (36174, 558870), (37258, 542610), (42990, 470262), (51588, 391885), (54261, 372580), (55887, 361740), (60290, 335322), (64485, 313508), (72348, 279435), (74516, 271305), (78377, 257940), (85980, 235131), (90435, 223548), (93145, 217044), (108522, 186290), (111774, 180870), (120580, 167661), (128970, 156754)]