18317040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{10903}}^1$

素因数の和:10926

約数の個数: 80

約数和(自身を含む): 64900608

約数和(自身を除く): 46583568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 10903, 21806, 32709, 43612, 54515, 65418, 76321, 87224, 109030, 130836, 152642, 163545, 174448, 218060, 228963, 261672, 305284, 327090, 381605, 436120, 457926, 523344, 610568, 654180, 763210, 872240, 915852, 1144815, 1221136, 1308360, 1526420, 1831704, 2289630, 2616720, 3052840, 3663408, 4579260, 6105680, 9158520, 18317040]

約数ペア:

[(1, 18317040), (2, 9158520), (3, 6105680), (4, 4579260), (5, 3663408), (6, 3052840), (7, 2616720), (8, 2289630), (10, 1831704), (12, 1526420), (14, 1308360), (15, 1221136), (16, 1144815), (20, 915852), (21, 872240), (24, 763210), (28, 654180), (30, 610568), (35, 523344), (40, 457926), (42, 436120), (48, 381605), (56, 327090), (60, 305284), (70, 261672), (80, 228963), (84, 218060), (105, 174448), (112, 163545), (120, 152642), (140, 130836), (168, 109030), (210, 87224), (240, 76321), (280, 65418), (336, 54515), (420, 43612), (560, 32709), (840, 21806), (1680, 10903)]