249503280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{379}}^1$

素因数の和:619

約数の個数: 160

約数和(自身を含む): 839112960

約数和(自身を除く): 589609680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 211, 240, 260, 312, 379, 390, 422, 520, 624, 633, 758, 780, 844, 1040, 1055, 1137, 1266, 1516, 1560, 1688, 1895, 2110, 2274, 2532, 2743, 3032, 3120, 3165, 3376, 3790, 4220, 4548, 4927, 5064, 5486, 5685, 6064, 6330, 7580, 8229, 8440, 9096, 9854, 10128, 10972, 11370, 12660, 13715, 14781, 15160, 16458, 16880, 18192, 19708, 21944, 22740, 24635, 25320, 27430, 29562, 30320, 32916, 39416, 41145, 43888, 45480, 49270, 50640, 54860, 59124, 65832, 73905, 78832, 79969, 82290, 90960, 98540, 109720, 118248, 131664, 147810, 159938, 164580, 197080, 219440, 236496, 239907, 295620, 319876, 329160, 394160, 399845, 479814, 591240, 639752, 658320, 799690, 959628, 1039597, 1182480, 1199535, 1279504, 1599380, 1919256, 2079194, 2399070, 3118791, 3198760, 3838512, 4158388, 4798140, 5197985, 6237582, 6397520, 8316776, 9596280, 10395970, 12475164, 15593955, 16633552, 19192560, 20791940, 24950328, 31187910, 41583880, 49900656, 62375820, 83167760, 124751640, 249503280]

約数ペア:

[(1, 249503280), (2, 124751640), (3, 83167760), (4, 62375820), (5, 49900656), (6, 41583880), (8, 31187910), (10, 24950328), (12, 20791940), (13, 19192560), (15, 16633552), (16, 15593955), (20, 12475164), (24, 10395970), (26, 9596280), (30, 8316776), (39, 6397520), (40, 6237582), (48, 5197985), (52, 4798140), (60, 4158388), (65, 3838512), (78, 3198760), (80, 3118791), (104, 2399070), (120, 2079194), (130, 1919256), (156, 1599380), (195, 1279504), (208, 1199535), (211, 1182480), (240, 1039597), (260, 959628), (312, 799690), (379, 658320), (390, 639752), (422, 591240), (520, 479814), (624, 399845), (633, 394160), (758, 329160), (780, 319876), (844, 295620), (1040, 239907), (1055, 236496), (1137, 219440), (1266, 197080), (1516, 164580), (1560, 159938), (1688, 147810), (1895, 131664), (2110, 118248), (2274, 109720), (2532, 98540), (2743, 90960), (3032, 82290), (3120, 79969), (3165, 78832), (3376, 73905), (3790, 65832), (4220, 59124), (4548, 54860), (4927, 50640), (5064, 49270), (5486, 45480), (5685, 43888), (6064, 41145), (6330, 39416), (7580, 32916), (8229, 30320), (8440, 29562), (9096, 27430), (9854, 25320), (10128, 24635), (10972, 22740), (11370, 21944), (12660, 19708), (13715, 18192), (14781, 16880), (15160, 16458)]