156231320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:529

約数の個数: 128

約数和(自身を含む): 425779200

約数和(自身を除く): 269547880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 41, 56, 62, 70, 82, 124, 140, 155, 164, 205, 217, 248, 280, 287, 310, 328, 410, 434, 439, 574, 620, 820, 868, 878, 1085, 1148, 1240, 1271, 1435, 1640, 1736, 1756, 2170, 2195, 2296, 2542, 2870, 3073, 3512, 4340, 4390, 5084, 5740, 6146, 6355, 8680, 8780, 8897, 10168, 11480, 12292, 12710, 13609, 15365, 17560, 17794, 17999, 24584, 25420, 27218, 30730, 35588, 35998, 44485, 50840, 54436, 61460, 68045, 71176, 71996, 88970, 89995, 95263, 108872, 122920, 125993, 136090, 143992, 177940, 179990, 190526, 251986, 272180, 355880, 359980, 381052, 476315, 503972, 544360, 557969, 629965, 719960, 762104, 952630, 1007944, 1115938, 1259930, 1905260, 2231876, 2519860, 2789845, 3810520, 3905783, 4463752, 5039720, 5579690, 7811566, 11159380, 15623132, 19528915, 22318760, 31246264, 39057830, 78115660, 156231320]

約数ペア:

[(1, 156231320), (2, 78115660), (4, 39057830), (5, 31246264), (7, 22318760), (8, 19528915), (10, 15623132), (14, 11159380), (20, 7811566), (28, 5579690), (31, 5039720), (35, 4463752), (40, 3905783), (41, 3810520), (56, 2789845), (62, 2519860), (70, 2231876), (82, 1905260), (124, 1259930), (140, 1115938), (155, 1007944), (164, 952630), (205, 762104), (217, 719960), (248, 629965), (280, 557969), (287, 544360), (310, 503972), (328, 476315), (410, 381052), (434, 359980), (439, 355880), (574, 272180), (620, 251986), (820, 190526), (868, 179990), (878, 177940), (1085, 143992), (1148, 136090), (1240, 125993), (1271, 122920), (1435, 108872), (1640, 95263), (1736, 89995), (1756, 88970), (2170, 71996), (2195, 71176), (2296, 68045), (2542, 61460), (2870, 54436), (3073, 50840), (3512, 44485), (4340, 35998), (4390, 35588), (5084, 30730), (5740, 27218), (6146, 25420), (6355, 24584), (8680, 17999), (8780, 17794), (8897, 17560), (10168, 15365), (11480, 13609), (12292, 12710)]