9800960

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 27471360

約数和(自身を除く): 17670400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 62, 64, 65, 76, 80, 95, 104, 124, 128, 130, 152, 155, 160, 190, 208, 247, 248, 256, 260, 304, 310, 320, 380, 403, 416, 494, 496, 520, 589, 608, 620, 640, 760, 806, 832, 988, 992, 1040, 1178, 1216, 1235, 1240, 1280, 1520, 1612, 1664, 1976, 1984, 2015, 2080, 2356, 2432, 2470, 2480, 2945, 3040, 3224, 3328, 3952, 3968, 4030, 4160, 4712, 4864, 4940, 4960, 5890, 6080, 6448, 7657, 7904, 7936, 8060, 8320, 9424, 9880, 9920, 11780, 12160, 12896, 15314, 15808, 16120, 16640, 18848, 19760, 19840, 23560, 24320, 25792, 30628, 31616, 32240, 37696, 38285, 39520, 39680, 47120, 51584, 61256, 63232, 64480, 75392, 76570, 79040, 94240, 103168, 122512, 128960, 150784, 153140, 158080, 188480, 245024, 257920, 306280, 316160, 376960, 490048, 515840, 612560, 753920, 980096, 1225120, 1960192, 2450240, 4900480, 9800960]

約数ペア:

[(1, 9800960), (2, 4900480), (4, 2450240), (5, 1960192), (8, 1225120), (10, 980096), (13, 753920), (16, 612560), (19, 515840), (20, 490048), (26, 376960), (31, 316160), (32, 306280), (38, 257920), (40, 245024), (52, 188480), (62, 158080), (64, 153140), (65, 150784), (76, 128960), (80, 122512), (95, 103168), (104, 94240), (124, 79040), (128, 76570), (130, 75392), (152, 64480), (155, 63232), (160, 61256), (190, 51584), (208, 47120), (247, 39680), (248, 39520), (256, 38285), (260, 37696), (304, 32240), (310, 31616), (320, 30628), (380, 25792), (403, 24320), (416, 23560), (494, 19840), (496, 19760), (520, 18848), (589, 16640), (608, 16120), (620, 15808), (640, 15314), (760, 12896), (806, 12160), (832, 11780), (988, 9920), (992, 9880), (1040, 9424), (1178, 8320), (1216, 8060), (1235, 7936), (1240, 7904), (1280, 7657), (1520, 6448), (1612, 6080), (1664, 5890), (1976, 4960), (1984, 4940), (2015, 4864), (2080, 4712), (2356, 4160), (2432, 4030), (2470, 3968), (2480, 3952), (2945, 3328), (3040, 3224)]