312783660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{11821}}^1$

素因数の和:11853

約数の個数: 144

約数和(自身を含む): 1132074720

約数和(自身を除く): 819291060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 11821, 13230, 23642, 26460, 35463, 47284, 59105, 70926, 82747, 106389, 118210, 141852, 165494, 177315, 212778, 236420, 248241, 319167, 330988, 354630, 413735, 425556, 496482, 531945, 579229, 638334, 709260, 744723, 827470, 992964, 1063890, 1158458, 1241205, 1276668, 1489446, 1595835, 1654940, 1737687, 2127780, 2234169, 2316916, 2482410, 2896145, 2978892, 3191670, 3475374, 3723615, 4468338, 4964820, 5213061, 5792290, 6383340, 6950748, 7447230, 8688435, 8936676, 10426122, 11170845, 11584580, 14894460, 15639183, 17376870, 20852244, 22341690, 26065305, 31278366, 34753740, 44683380, 52130610, 62556732, 78195915, 104261220, 156391830, 312783660]

約数ペア:

[(1, 312783660), (2, 156391830), (3, 104261220), (4, 78195915), (5, 62556732), (6, 52130610), (7, 44683380), (9, 34753740), (10, 31278366), (12, 26065305), (14, 22341690), (15, 20852244), (18, 17376870), (20, 15639183), (21, 14894460), (27, 11584580), (28, 11170845), (30, 10426122), (35, 8936676), (36, 8688435), (42, 7447230), (45, 6950748), (49, 6383340), (54, 5792290), (60, 5213061), (63, 4964820), (70, 4468338), (84, 3723615), (90, 3475374), (98, 3191670), (105, 2978892), (108, 2896145), (126, 2482410), (135, 2316916), (140, 2234169), (147, 2127780), (180, 1737687), (189, 1654940), (196, 1595835), (210, 1489446), (245, 1276668), (252, 1241205), (270, 1158458), (294, 1063890), (315, 992964), (378, 827470), (420, 744723), (441, 709260), (490, 638334), (540, 579229), (588, 531945), (630, 496482), (735, 425556), (756, 413735), (882, 354630), (945, 330988), (980, 319167), (1260, 248241), (1323, 236420), (1470, 212778), (1764, 177315), (1890, 165494), (2205, 141852), (2646, 118210), (2940, 106389), (3780, 82747), (4410, 70926), (5292, 59105), (6615, 47284), (8820, 35463), (11821, 26460), (13230, 23642)]