397439520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:367

約数の個数: 192

約数和(自身を含む): 1300561920

約数和(自身を除く): 903122400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 79, 80, 94, 96, 120, 141, 158, 160, 188, 223, 235, 237, 240, 282, 316, 376, 395, 446, 470, 474, 480, 564, 632, 669, 705, 752, 790, 892, 940, 948, 1115, 1128, 1185, 1264, 1338, 1410, 1504, 1580, 1784, 1880, 1896, 2230, 2256, 2370, 2528, 2676, 2820, 3160, 3345, 3568, 3713, 3760, 3792, 4460, 4512, 4740, 5352, 5640, 6320, 6690, 7136, 7426, 7520, 7584, 8920, 9480, 10481, 10704, 11139, 11280, 12640, 13380, 14852, 17617, 17840, 18565, 18960, 20962, 21408, 22278, 22560, 26760, 29704, 31443, 35234, 35680, 37130, 37920, 41924, 44556, 52405, 52851, 53520, 55695, 59408, 62886, 70468, 74260, 83848, 88085, 89112, 104810, 105702, 107040, 111390, 118816, 125772, 140936, 148520, 157215, 167696, 176170, 178224, 209620, 211404, 222780, 251544, 264255, 281872, 297040, 314430, 335392, 352340, 356448, 419240, 422808, 445560, 503088, 528510, 563744, 594080, 628860, 704680, 827999, 838480, 845616, 891120, 1006176, 1057020, 1257720, 1409360, 1655998, 1676960, 1691232, 1782240, 2114040, 2483997, 2515440, 2818720, 3311996, 4139995, 4228080, 4967994, 5030880, 6623992, 8279990, 8456160, 9935988, 12419985, 13247984, 16559980, 19871976, 24839970, 26495968, 33119960, 39743952, 49679940, 66239920, 79487904, 99359880, 132479840, 198719760, 397439520]

約数ペア:

[(1, 397439520), (2, 198719760), (3, 132479840), (4, 99359880), (5, 79487904), (6, 66239920), (8, 49679940), (10, 39743952), (12, 33119960), (15, 26495968), (16, 24839970), (20, 19871976), (24, 16559980), (30, 13247984), (32, 12419985), (40, 9935988), (47, 8456160), (48, 8279990), (60, 6623992), (79, 5030880), (80, 4967994), (94, 4228080), (96, 4139995), (120, 3311996), (141, 2818720), (158, 2515440), (160, 2483997), (188, 2114040), (223, 1782240), (235, 1691232), (237, 1676960), (240, 1655998), (282, 1409360), (316, 1257720), (376, 1057020), (395, 1006176), (446, 891120), (470, 845616), (474, 838480), (480, 827999), (564, 704680), (632, 628860), (669, 594080), (705, 563744), (752, 528510), (790, 503088), (892, 445560), (940, 422808), (948, 419240), (1115, 356448), (1128, 352340), (1185, 335392), (1264, 314430), (1338, 297040), (1410, 281872), (1504, 264255), (1580, 251544), (1784, 222780), (1880, 211404), (1896, 209620), (2230, 178224), (2256, 176170), (2370, 167696), (2528, 157215), (2676, 148520), (2820, 140936), (3160, 125772), (3345, 118816), (3568, 111390), (3713, 107040), (3760, 105702), (3792, 104810), (4460, 89112), (4512, 88085), (4740, 83848), (5352, 74260), (5640, 70468), (6320, 62886), (6690, 59408), (7136, 55695), (7426, 53520), (7520, 52851), (7584, 52405), (8920, 44556), (9480, 41924), (10481, 37920), (10704, 37130), (11139, 35680), (11280, 35234), (12640, 31443), (13380, 29704), (14852, 26760), (17617, 22560), (17840, 22278), (18565, 21408), (18960, 20962)]