287042640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1$

素因数の和:1029

約数の個数: 160

約数和(自身を含む): 941939712

約数和(自身を除く): 654897072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 41, 48, 60, 62, 80, 82, 93, 120, 123, 124, 155, 164, 186, 205, 240, 246, 248, 310, 328, 372, 410, 465, 492, 496, 615, 620, 656, 744, 820, 930, 941, 984, 1230, 1240, 1271, 1488, 1640, 1860, 1882, 1968, 2460, 2480, 2542, 2823, 3280, 3720, 3764, 3813, 4705, 4920, 5084, 5646, 6355, 7440, 7528, 7626, 9410, 9840, 10168, 11292, 12710, 14115, 15056, 15252, 18820, 19065, 20336, 22584, 25420, 28230, 29171, 30504, 37640, 38130, 38581, 45168, 50840, 56460, 58342, 61008, 75280, 76260, 77162, 87513, 101680, 112920, 115743, 116684, 145855, 152520, 154324, 175026, 192905, 225840, 231486, 233368, 291710, 305040, 308648, 350052, 385810, 437565, 462972, 466736, 578715, 583420, 617296, 700104, 771620, 875130, 925944, 1157430, 1166840, 1196011, 1400208, 1543240, 1750260, 1851888, 2314860, 2333680, 2392022, 3086480, 3500520, 3588033, 4629720, 4784044, 5980055, 7001040, 7176066, 9259440, 9568088, 11960110, 14352132, 17940165, 19136176, 23920220, 28704264, 35880330, 47840440, 57408528, 71760660, 95680880, 143521320, 287042640]

約数ペア:

[(1, 287042640), (2, 143521320), (3, 95680880), (4, 71760660), (5, 57408528), (6, 47840440), (8, 35880330), (10, 28704264), (12, 23920220), (15, 19136176), (16, 17940165), (20, 14352132), (24, 11960110), (30, 9568088), (31, 9259440), (40, 7176066), (41, 7001040), (48, 5980055), (60, 4784044), (62, 4629720), (80, 3588033), (82, 3500520), (93, 3086480), (120, 2392022), (123, 2333680), (124, 2314860), (155, 1851888), (164, 1750260), (186, 1543240), (205, 1400208), (240, 1196011), (246, 1166840), (248, 1157430), (310, 925944), (328, 875130), (372, 771620), (410, 700104), (465, 617296), (492, 583420), (496, 578715), (615, 466736), (620, 462972), (656, 437565), (744, 385810), (820, 350052), (930, 308648), (941, 305040), (984, 291710), (1230, 233368), (1240, 231486), (1271, 225840), (1488, 192905), (1640, 175026), (1860, 154324), (1882, 152520), (1968, 145855), (2460, 116684), (2480, 115743), (2542, 112920), (2823, 101680), (3280, 87513), (3720, 77162), (3764, 76260), (3813, 75280), (4705, 61008), (4920, 58342), (5084, 56460), (5646, 50840), (6355, 45168), (7440, 38581), (7528, 38130), (7626, 37640), (9410, 30504), (9840, 29171), (10168, 28230), (11292, 25420), (12710, 22584), (14115, 20336), (15056, 19065), (15252, 18820)]