1809720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 6430320

約数和(自身を除く): 4620600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 457, 495, 660, 792, 914, 990, 1320, 1371, 1828, 1980, 2285, 2742, 3656, 3960, 4113, 4570, 5027, 5484, 6855, 8226, 9140, 10054, 10968, 13710, 15081, 16452, 18280, 20108, 20565, 25135, 27420, 30162, 32904, 40216, 41130, 45243, 50270, 54840, 60324, 75405, 82260, 90486, 100540, 120648, 150810, 164520, 180972, 201080, 226215, 301620, 361944, 452430, 603240, 904860, 1809720]

約数ペア:

[(1, 1809720), (2, 904860), (3, 603240), (4, 452430), (5, 361944), (6, 301620), (8, 226215), (9, 201080), (10, 180972), (11, 164520), (12, 150810), (15, 120648), (18, 100540), (20, 90486), (22, 82260), (24, 75405), (30, 60324), (33, 54840), (36, 50270), (40, 45243), (44, 41130), (45, 40216), (55, 32904), (60, 30162), (66, 27420), (72, 25135), (88, 20565), (90, 20108), (99, 18280), (110, 16452), (120, 15081), (132, 13710), (165, 10968), (180, 10054), (198, 9140), (220, 8226), (264, 6855), (330, 5484), (360, 5027), (396, 4570), (440, 4113), (457, 3960), (495, 3656), (660, 2742), (792, 2285), (914, 1980), (990, 1828), (1320, 1371)]