637735968

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1171}}^1$

素因数の和:1279

約数の個数: 144

約数和(自身を含む): 1904378112

約数和(自身を除く): 1266642144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 61, 62, 72, 93, 96, 122, 124, 144, 183, 186, 244, 248, 279, 288, 366, 372, 488, 496, 549, 558, 732, 744, 976, 992, 1098, 1116, 1171, 1464, 1488, 1891, 1952, 2196, 2232, 2342, 2928, 2976, 3513, 3782, 4392, 4464, 4684, 5673, 5856, 7026, 7564, 8784, 8928, 9368, 10539, 11346, 14052, 15128, 17019, 17568, 18736, 21078, 22692, 28104, 30256, 34038, 36301, 37472, 42156, 45384, 56208, 60512, 68076, 71431, 72602, 84312, 90768, 108903, 112416, 136152, 142862, 145204, 168624, 181536, 214293, 217806, 272304, 285724, 290408, 326709, 337248, 428586, 435612, 544608, 571448, 580816, 642879, 653418, 857172, 871224, 1142896, 1161632, 1285758, 1306836, 1714344, 1742448, 2214361, 2285792, 2571516, 2613672, 3428688, 3484896, 4428722, 5143032, 5227344, 6643083, 6857376, 8857444, 10286064, 10454688, 13286166, 17714888, 19929249, 20572128, 26572332, 35429776, 39858498, 53144664, 70859552, 79716996, 106289328, 159433992, 212578656, 318867984, 637735968]

約数ペア:

[(1, 637735968), (2, 318867984), (3, 212578656), (4, 159433992), (6, 106289328), (8, 79716996), (9, 70859552), (12, 53144664), (16, 39858498), (18, 35429776), (24, 26572332), (31, 20572128), (32, 19929249), (36, 17714888), (48, 13286166), (61, 10454688), (62, 10286064), (72, 8857444), (93, 6857376), (96, 6643083), (122, 5227344), (124, 5143032), (144, 4428722), (183, 3484896), (186, 3428688), (244, 2613672), (248, 2571516), (279, 2285792), (288, 2214361), (366, 1742448), (372, 1714344), (488, 1306836), (496, 1285758), (549, 1161632), (558, 1142896), (732, 871224), (744, 857172), (976, 653418), (992, 642879), (1098, 580816), (1116, 571448), (1171, 544608), (1464, 435612), (1488, 428586), (1891, 337248), (1952, 326709), (2196, 290408), (2232, 285724), (2342, 272304), (2928, 217806), (2976, 214293), (3513, 181536), (3782, 168624), (4392, 145204), (4464, 142862), (4684, 136152), (5673, 112416), (5856, 108903), (7026, 90768), (7564, 84312), (8784, 72602), (8928, 71431), (9368, 68076), (10539, 60512), (11346, 56208), (14052, 45384), (15128, 42156), (17019, 37472), (17568, 36301), (18736, 34038), (21078, 30256), (22692, 28104)]