20121097872

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:773

約数の個数: 160

約数和(自身を含む): 54146534400

約数和(自身を除く): 34025436528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 167, 179, 222, 296, 334, 358, 379, 444, 501, 537, 592, 668, 716, 758, 888, 1002, 1074, 1137, 1336, 1432, 1516, 1776, 2004, 2148, 2274, 2672, 2864, 3032, 4008, 4296, 4548, 6064, 6179, 6623, 8016, 8592, 9096, 12358, 13246, 14023, 18192, 18537, 19869, 24716, 26492, 28046, 29893, 37074, 39738, 42069, 49432, 52984, 56092, 59786, 63293, 67841, 74148, 79476, 84138, 89679, 98864, 105968, 112184, 119572, 126586, 135682, 148296, 158952, 168276, 179358, 189879, 203523, 224368, 239144, 253172, 271364, 296592, 317904, 336552, 358716, 379758, 407046, 478288, 506344, 542728, 673104, 717432, 759516, 814092, 1012688, 1085456, 1106041, 1434864, 1519032, 1628184, 2212082, 2341841, 2510117, 3038064, 3256368, 3318123, 4424164, 4683682, 5020234, 6636246, 7025523, 7530351, 8848328, 9367364, 10040468, 11329447, 13272492, 14051046, 15060702, 17696656, 18734728, 20080936, 22658894, 26544984, 28102092, 30121404, 33988341, 37469456, 40161872, 45317788, 53089968, 56204184, 60242808, 67976682, 90635576, 112408368, 120485616, 135953364, 181271152, 271906728, 419189539, 543813456, 838379078, 1257568617, 1676758156, 2515137234, 3353516312, 5030274468, 6707032624, 10060548936, 20121097872]

約数ペア:

[(1, 20121097872), (2, 10060548936), (3, 6707032624), (4, 5030274468), (6, 3353516312), (8, 2515137234), (12, 1676758156), (16, 1257568617), (24, 838379078), (37, 543813456), (48, 419189539), (74, 271906728), (111, 181271152), (148, 135953364), (167, 120485616), (179, 112408368), (222, 90635576), (296, 67976682), (334, 60242808), (358, 56204184), (379, 53089968), (444, 45317788), (501, 40161872), (537, 37469456), (592, 33988341), (668, 30121404), (716, 28102092), (758, 26544984), (888, 22658894), (1002, 20080936), (1074, 18734728), (1137, 17696656), (1336, 15060702), (1432, 14051046), (1516, 13272492), (1776, 11329447), (2004, 10040468), (2148, 9367364), (2274, 8848328), (2672, 7530351), (2864, 7025523), (3032, 6636246), (4008, 5020234), (4296, 4683682), (4548, 4424164), (6064, 3318123), (6179, 3256368), (6623, 3038064), (8016, 2510117), (8592, 2341841), (9096, 2212082), (12358, 1628184), (13246, 1519032), (14023, 1434864), (18192, 1106041), (18537, 1085456), (19869, 1012688), (24716, 814092), (26492, 759516), (28046, 717432), (29893, 673104), (37074, 542728), (39738, 506344), (42069, 478288), (49432, 407046), (52984, 379758), (56092, 358716), (59786, 336552), (63293, 317904), (67841, 296592), (74148, 271364), (79476, 253172), (84138, 239144), (89679, 224368), (98864, 203523), (105968, 189879), (112184, 179358), (119572, 168276), (126586, 158952), (135682, 148296)]