31255249920

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20147}}^1$

素因数の和:20276

約数の個数: 176

約数和(自身を含む): 100962756288

約数和(自身を除く): 69707506368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 101, 120, 128, 160, 192, 202, 240, 256, 303, 320, 384, 404, 480, 505, 512, 606, 640, 768, 808, 960, 1010, 1024, 1212, 1280, 1515, 1536, 1616, 1920, 2020, 2424, 2560, 3030, 3072, 3232, 3840, 4040, 4848, 5120, 6060, 6464, 7680, 8080, 9696, 12120, 12928, 15360, 16160, 19392, 20147, 24240, 25856, 32320, 38784, 40294, 48480, 51712, 60441, 64640, 77568, 80588, 96960, 100735, 103424, 120882, 129280, 155136, 161176, 193920, 201470, 241764, 258560, 302205, 310272, 322352, 387840, 402940, 483528, 517120, 604410, 644704, 775680, 805880, 967056, 1208820, 1289408, 1551360, 1611760, 1934112, 2034847, 2417640, 2578816, 3223520, 3868224, 4069694, 4835280, 5157632, 6104541, 6447040, 7736448, 8139388, 9670560, 10174235, 10315264, 12209082, 12894080, 15472896, 16278776, 19341120, 20348470, 20630528, 24418164, 25788160, 30522705, 30945792, 32557552, 38682240, 40696940, 48836328, 51576320, 61045410, 61891584, 65115104, 77364480, 81393880, 97672656, 103152640, 122090820, 130230208, 154728960, 162787760, 195345312, 244181640, 260460416, 309457920, 325575520, 390690624, 488363280, 520920832, 651151040, 781381248, 976726560, 1041841664, 1302302080, 1562762496, 1953453120, 2083683328, 2604604160, 3125524992, 3906906240, 5209208320, 6251049984, 7813812480, 10418416640, 15627624960, 31255249920]

約数ペア:

[(1, 31255249920), (2, 15627624960), (3, 10418416640), (4, 7813812480), (5, 6251049984), (6, 5209208320), (8, 3906906240), (10, 3125524992), (12, 2604604160), (15, 2083683328), (16, 1953453120), (20, 1562762496), (24, 1302302080), (30, 1041841664), (32, 976726560), (40, 781381248), (48, 651151040), (60, 520920832), (64, 488363280), (80, 390690624), (96, 325575520), (101, 309457920), (120, 260460416), (128, 244181640), (160, 195345312), (192, 162787760), (202, 154728960), (240, 130230208), (256, 122090820), (303, 103152640), (320, 97672656), (384, 81393880), (404, 77364480), (480, 65115104), (505, 61891584), (512, 61045410), (606, 51576320), (640, 48836328), (768, 40696940), (808, 38682240), (960, 32557552), (1010, 30945792), (1024, 30522705), (1212, 25788160), (1280, 24418164), (1515, 20630528), (1536, 20348470), (1616, 19341120), (1920, 16278776), (2020, 15472896), (2424, 12894080), (2560, 12209082), (3030, 10315264), (3072, 10174235), (3232, 9670560), (3840, 8139388), (4040, 7736448), (4848, 6447040), (5120, 6104541), (6060, 5157632), (6464, 4835280), (7680, 4069694), (8080, 3868224), (9696, 3223520), (12120, 2578816), (12928, 2417640), (15360, 2034847), (16160, 1934112), (19392, 1611760), (20147, 1551360), (24240, 1289408), (25856, 1208820), (32320, 967056), (38784, 805880), (40294, 775680), (48480, 644704), (51712, 604410), (60441, 517120), (64640, 483528), (77568, 402940), (80588, 387840), (96960, 322352), (100735, 310272), (103424, 302205), (120882, 258560), (129280, 241764), (155136, 201470), (161176, 193920)]