129250160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:287

約数の個数: 160

約数和(自身を含む): 353310720

約数和(自身を除く): 224060560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 130, 152, 155, 190, 208, 211, 247, 248, 260, 304, 310, 380, 403, 422, 494, 496, 520, 589, 620, 760, 806, 844, 988, 1040, 1055, 1178, 1235, 1240, 1520, 1612, 1688, 1976, 2015, 2110, 2356, 2470, 2480, 2743, 2945, 3224, 3376, 3952, 4009, 4030, 4220, 4712, 4940, 5486, 5890, 6448, 6541, 7657, 8018, 8060, 8440, 9424, 9880, 10972, 11780, 13082, 13715, 15314, 16036, 16120, 16880, 19760, 20045, 21944, 23560, 26164, 27430, 30628, 32072, 32240, 32705, 38285, 40090, 43888, 47120, 52117, 52328, 54860, 61256, 64144, 65410, 76570, 80180, 85033, 104234, 104656, 109720, 122512, 124279, 130820, 153140, 160360, 170066, 208468, 219440, 248558, 260585, 261640, 306280, 320720, 340132, 416936, 425165, 497116, 521170, 523280, 612560, 621395, 680264, 833872, 850330, 994232, 1042340, 1242790, 1360528, 1615627, 1700660, 1988464, 2084680, 2485580, 3231254, 3401320, 4169360, 4971160, 6462508, 6802640, 8078135, 9942320, 12925016, 16156270, 25850032, 32312540, 64625080, 129250160]

約数ペア:

[(1, 129250160), (2, 64625080), (4, 32312540), (5, 25850032), (8, 16156270), (10, 12925016), (13, 9942320), (16, 8078135), (19, 6802640), (20, 6462508), (26, 4971160), (31, 4169360), (38, 3401320), (40, 3231254), (52, 2485580), (62, 2084680), (65, 1988464), (76, 1700660), (80, 1615627), (95, 1360528), (104, 1242790), (124, 1042340), (130, 994232), (152, 850330), (155, 833872), (190, 680264), (208, 621395), (211, 612560), (247, 523280), (248, 521170), (260, 497116), (304, 425165), (310, 416936), (380, 340132), (403, 320720), (422, 306280), (494, 261640), (496, 260585), (520, 248558), (589, 219440), (620, 208468), (760, 170066), (806, 160360), (844, 153140), (988, 130820), (1040, 124279), (1055, 122512), (1178, 109720), (1235, 104656), (1240, 104234), (1520, 85033), (1612, 80180), (1688, 76570), (1976, 65410), (2015, 64144), (2110, 61256), (2356, 54860), (2470, 52328), (2480, 52117), (2743, 47120), (2945, 43888), (3224, 40090), (3376, 38285), (3952, 32705), (4009, 32240), (4030, 32072), (4220, 30628), (4712, 27430), (4940, 26164), (5486, 23560), (5890, 21944), (6448, 20045), (6541, 19760), (7657, 16880), (8018, 16120), (8060, 16036), (8440, 15314), (9424, 13715), (9880, 13082), (10972, 11780)]