686362680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8951}}^1$

素因数の和:9042

約数の個数: 128

約数和(自身を含む): 2320358400

約数和(自身を除く): 1633995720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 120, 135, 142, 180, 213, 216, 270, 284, 355, 360, 426, 540, 568, 639, 710, 852, 1065, 1080, 1278, 1420, 1704, 1917, 2130, 2556, 2840, 3195, 3834, 4260, 5112, 6390, 7668, 8520, 8951, 9585, 12780, 15336, 17902, 19170, 25560, 26853, 35804, 38340, 44755, 53706, 71608, 76680, 80559, 89510, 107412, 134265, 161118, 179020, 214824, 241677, 268530, 322236, 358040, 402795, 483354, 537060, 635521, 644472, 805590, 966708, 1074120, 1208385, 1271042, 1611180, 1906563, 1933416, 2416770, 2542084, 3177605, 3222360, 3813126, 4833540, 5084168, 5719689, 6355210, 7626252, 9532815, 9667080, 11439378, 12710420, 15252504, 17159067, 19065630, 22878756, 25420840, 28598445, 34318134, 38131260, 45757512, 57196890, 68636268, 76262520, 85795335, 114393780, 137272536, 171590670, 228787560, 343181340, 686362680]

約数ペア:

[(1, 686362680), (2, 343181340), (3, 228787560), (4, 171590670), (5, 137272536), (6, 114393780), (8, 85795335), (9, 76262520), (10, 68636268), (12, 57196890), (15, 45757512), (18, 38131260), (20, 34318134), (24, 28598445), (27, 25420840), (30, 22878756), (36, 19065630), (40, 17159067), (45, 15252504), (54, 12710420), (60, 11439378), (71, 9667080), (72, 9532815), (90, 7626252), (108, 6355210), (120, 5719689), (135, 5084168), (142, 4833540), (180, 3813126), (213, 3222360), (216, 3177605), (270, 2542084), (284, 2416770), (355, 1933416), (360, 1906563), (426, 1611180), (540, 1271042), (568, 1208385), (639, 1074120), (710, 966708), (852, 805590), (1065, 644472), (1080, 635521), (1278, 537060), (1420, 483354), (1704, 402795), (1917, 358040), (2130, 322236), (2556, 268530), (2840, 241677), (3195, 214824), (3834, 179020), (4260, 161118), (5112, 134265), (6390, 107412), (7668, 89510), (8520, 80559), (8951, 76680), (9585, 71608), (12780, 53706), (15336, 44755), (17902, 38340), (19170, 35804), (25560, 26853)]