257652720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27527}}^1$

素因数の和:27559

約数の個数: 120

約数和(自身を含む): 931877856

約数和(自身を除く): 674225136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 27527, 55054, 82581, 110108, 137635, 165162, 220216, 247743, 275270, 330324, 357851, 412905, 440432, 495486, 550540, 660648, 715702, 825810, 990972, 1073553, 1101080, 1238715, 1321296, 1431404, 1651620, 1789255, 1981944, 2147106, 2202160, 2477430, 2862808, 3220659, 3303240, 3578510, 3963888, 4294212, 4954860, 5367765, 5725616, 6441318, 6606480, 7157020, 8588424, 9909720, 10735530, 12882636, 14314040, 16103295, 17176848, 19819440, 21471060, 25765272, 28628080, 32206590, 42942120, 51530544, 64413180, 85884240, 128826360, 257652720]

約数ペア:

[(1, 257652720), (2, 128826360), (3, 85884240), (4, 64413180), (5, 51530544), (6, 42942120), (8, 32206590), (9, 28628080), (10, 25765272), (12, 21471060), (13, 19819440), (15, 17176848), (16, 16103295), (18, 14314040), (20, 12882636), (24, 10735530), (26, 9909720), (30, 8588424), (36, 7157020), (39, 6606480), (40, 6441318), (45, 5725616), (48, 5367765), (52, 4954860), (60, 4294212), (65, 3963888), (72, 3578510), (78, 3303240), (80, 3220659), (90, 2862808), (104, 2477430), (117, 2202160), (120, 2147106), (130, 1981944), (144, 1789255), (156, 1651620), (180, 1431404), (195, 1321296), (208, 1238715), (234, 1101080), (240, 1073553), (260, 990972), (312, 825810), (360, 715702), (390, 660648), (468, 550540), (520, 495486), (585, 440432), (624, 412905), (720, 357851), (780, 330324), (936, 275270), (1040, 247743), (1170, 220216), (1560, 165162), (1872, 137635), (2340, 110108), (3120, 82581), (4680, 55054), (9360, 27527)]