168017640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1439}}^1$

素因数の和:1599

約数の個数: 128

約数和(自身を含む): 580608000

約数和(自身を除く): 412590360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 139, 140, 168, 210, 278, 280, 417, 420, 556, 695, 834, 840, 973, 1112, 1390, 1439, 1668, 1946, 2085, 2780, 2878, 2919, 3336, 3892, 4170, 4317, 4865, 5560, 5756, 5838, 7195, 7784, 8340, 8634, 9730, 10073, 11512, 11676, 14390, 14595, 16680, 17268, 19460, 20146, 21585, 23352, 28780, 29190, 30219, 34536, 38920, 40292, 43170, 50365, 57560, 58380, 60438, 80584, 86340, 100730, 116760, 120876, 151095, 172680, 200021, 201460, 241752, 302190, 400042, 402920, 600063, 604380, 800084, 1000105, 1200126, 1208760, 1400147, 1600168, 2000210, 2400252, 2800294, 3000315, 4000420, 4200441, 4800504, 5600588, 6000630, 7000735, 8000840, 8400882, 11201176, 12001260, 14001470, 16801764, 21002205, 24002520, 28002940, 33603528, 42004410, 56005880, 84008820, 168017640]

約数ペア:

[(1, 168017640), (2, 84008820), (3, 56005880), (4, 42004410), (5, 33603528), (6, 28002940), (7, 24002520), (8, 21002205), (10, 16801764), (12, 14001470), (14, 12001260), (15, 11201176), (20, 8400882), (21, 8000840), (24, 7000735), (28, 6000630), (30, 5600588), (35, 4800504), (40, 4200441), (42, 4000420), (56, 3000315), (60, 2800294), (70, 2400252), (84, 2000210), (105, 1600168), (120, 1400147), (139, 1208760), (140, 1200126), (168, 1000105), (210, 800084), (278, 604380), (280, 600063), (417, 402920), (420, 400042), (556, 302190), (695, 241752), (834, 201460), (840, 200021), (973, 172680), (1112, 151095), (1390, 120876), (1439, 116760), (1668, 100730), (1946, 86340), (2085, 80584), (2780, 60438), (2878, 58380), (2919, 57560), (3336, 50365), (3892, 43170), (4170, 40292), (4317, 38920), (4865, 34536), (5560, 30219), (5756, 29190), (5838, 28780), (7195, 23352), (7784, 21585), (8340, 20146), (8634, 19460), (9730, 17268), (10073, 16680), (11512, 14595), (11676, 14390)]