51222840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 163330560

約数和(自身を除く): 112107720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 67, 69, 92, 115, 120, 134, 138, 184, 201, 230, 268, 276, 277, 335, 345, 402, 460, 536, 552, 554, 670, 690, 804, 831, 920, 1005, 1108, 1340, 1380, 1385, 1541, 1608, 1662, 2010, 2216, 2680, 2760, 2770, 3082, 3324, 4020, 4155, 4623, 5540, 6164, 6371, 6648, 7705, 8040, 8310, 9246, 11080, 12328, 12742, 15410, 16620, 18492, 18559, 19113, 23115, 25484, 30820, 31855, 33240, 36984, 37118, 38226, 46230, 50968, 55677, 61640, 63710, 74236, 76452, 92460, 92795, 95565, 111354, 127420, 148472, 152904, 184920, 185590, 191130, 222708, 254840, 278385, 371180, 382260, 426857, 445416, 556770, 742360, 764520, 853714, 1113540, 1280571, 1707428, 2134285, 2227080, 2561142, 3414856, 4268570, 5122284, 6402855, 8537140, 10244568, 12805710, 17074280, 25611420, 51222840]

約数ペア:

[(1, 51222840), (2, 25611420), (3, 17074280), (4, 12805710), (5, 10244568), (6, 8537140), (8, 6402855), (10, 5122284), (12, 4268570), (15, 3414856), (20, 2561142), (23, 2227080), (24, 2134285), (30, 1707428), (40, 1280571), (46, 1113540), (60, 853714), (67, 764520), (69, 742360), (92, 556770), (115, 445416), (120, 426857), (134, 382260), (138, 371180), (184, 278385), (201, 254840), (230, 222708), (268, 191130), (276, 185590), (277, 184920), (335, 152904), (345, 148472), (402, 127420), (460, 111354), (536, 95565), (552, 92795), (554, 92460), (670, 76452), (690, 74236), (804, 63710), (831, 61640), (920, 55677), (1005, 50968), (1108, 46230), (1340, 38226), (1380, 37118), (1385, 36984), (1541, 33240), (1608, 31855), (1662, 30820), (2010, 25484), (2216, 23115), (2680, 19113), (2760, 18559), (2770, 18492), (3082, 16620), (3324, 15410), (4020, 12742), (4155, 12328), (4623, 11080), (5540, 9246), (6164, 8310), (6371, 8040), (6648, 7705)]