8409720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 28823040

約数和(自身を除く): 20413320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 277, 330, 345, 440, 460, 506, 552, 554, 660, 690, 759, 831, 920, 1012, 1108, 1265, 1320, 1380, 1385, 1518, 1662, 2024, 2216, 2530, 2760, 2770, 3036, 3047, 3324, 3795, 4155, 5060, 5540, 6072, 6094, 6371, 6648, 7590, 8310, 9141, 10120, 11080, 12188, 12742, 15180, 15235, 16620, 18282, 19113, 24376, 25484, 30360, 30470, 31855, 33240, 36564, 38226, 45705, 50968, 60940, 63710, 70081, 73128, 76452, 91410, 95565, 121880, 127420, 140162, 152904, 182820, 191130, 210243, 254840, 280324, 350405, 365640, 382260, 420486, 560648, 700810, 764520, 840972, 1051215, 1401620, 1681944, 2102430, 2803240, 4204860, 8409720]

約数ペア:

[(1, 8409720), (2, 4204860), (3, 2803240), (4, 2102430), (5, 1681944), (6, 1401620), (8, 1051215), (10, 840972), (11, 764520), (12, 700810), (15, 560648), (20, 420486), (22, 382260), (23, 365640), (24, 350405), (30, 280324), (33, 254840), (40, 210243), (44, 191130), (46, 182820), (55, 152904), (60, 140162), (66, 127420), (69, 121880), (88, 95565), (92, 91410), (110, 76452), (115, 73128), (120, 70081), (132, 63710), (138, 60940), (165, 50968), (184, 45705), (220, 38226), (230, 36564), (253, 33240), (264, 31855), (276, 30470), (277, 30360), (330, 25484), (345, 24376), (440, 19113), (460, 18282), (506, 16620), (552, 15235), (554, 15180), (660, 12742), (690, 12188), (759, 11080), (831, 10120), (920, 9141), (1012, 8310), (1108, 7590), (1265, 6648), (1320, 6371), (1380, 6094), (1385, 6072), (1518, 5540), (1662, 5060), (2024, 4155), (2216, 3795), (2530, 3324), (2760, 3047), (2770, 3036)]