17918640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:667

約数の個数: 120

約数和(自身を含む): 61746048

約数和(自身を除く): 43827408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 607, 615, 656, 720, 738, 820, 984, 1214, 1230, 1476, 1640, 1821, 1845, 1968, 2428, 2460, 2952, 3035, 3280, 3642, 3690, 4856, 4920, 5463, 5904, 6070, 7284, 7380, 9105, 9712, 9840, 10926, 12140, 14568, 14760, 18210, 21852, 24280, 24887, 27315, 29136, 29520, 36420, 43704, 48560, 49774, 54630, 72840, 74661, 87408, 99548, 109260, 124435, 145680, 149322, 199096, 218520, 223983, 248870, 298644, 373305, 398192, 437040, 447966, 497740, 597288, 746610, 895932, 995480, 1119915, 1194576, 1493220, 1791864, 1990960, 2239830, 2986440, 3583728, 4479660, 5972880, 8959320, 17918640]

約数ペア:

[(1, 17918640), (2, 8959320), (3, 5972880), (4, 4479660), (5, 3583728), (6, 2986440), (8, 2239830), (9, 1990960), (10, 1791864), (12, 1493220), (15, 1194576), (16, 1119915), (18, 995480), (20, 895932), (24, 746610), (30, 597288), (36, 497740), (40, 447966), (41, 437040), (45, 398192), (48, 373305), (60, 298644), (72, 248870), (80, 223983), (82, 218520), (90, 199096), (120, 149322), (123, 145680), (144, 124435), (164, 109260), (180, 99548), (205, 87408), (240, 74661), (246, 72840), (328, 54630), (360, 49774), (369, 48560), (410, 43704), (492, 36420), (607, 29520), (615, 29136), (656, 27315), (720, 24887), (738, 24280), (820, 21852), (984, 18210), (1214, 14760), (1230, 14568), (1476, 12140), (1640, 10926), (1821, 9840), (1845, 9712), (1968, 9105), (2428, 7380), (2460, 7284), (2952, 6070), (3035, 5904), (3280, 5463), (3642, 4920), (3690, 4856)]