78769320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1187}}^1$

素因数の和:1287

約数の個数: 128

約数和(自身を含む): 273715200

約数和(自身を除く): 194945880

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, 79, 84, 105, 120, 140, 158, 168, 210, 237, 280, 316, 395, 420, 474, 553, 632, 790, 840, 948, 1106, 1185, 1187, 1580, 1659, 1896, 2212, 2370, 2374, 2765, 3160, 3318, 3561, 4424, 4740, 4748, 5530, 5935, 6636, 7122, 8295, 8309, 9480, 9496, 11060, 11870, 13272, 14244, 16590, 16618, 17805, 22120, 23740, 24927, 28488, 33180, 33236, 35610, 41545, 47480, 49854, 66360, 66472, 71220, 83090, 93773, 99708, 124635, 142440, 166180, 187546, 199416, 249270, 281319, 332360, 375092, 468865, 498540, 562638, 656411, 750184, 937730, 997080, 1125276, 1312822, 1406595, 1875460, 1969233, 2250552, 2625644, 2813190, 3282055, 3750920, 3938466, 5251288, 5626380, 6564110, 7876932, 9846165, 11252760, 13128220, 15753864, 19692330, 26256440, 39384660, 78769320]

約数ペア:

[(1, 78769320), (2, 39384660), (3, 26256440), (4, 19692330), (5, 15753864), (6, 13128220), (7, 11252760), (8, 9846165), (10, 7876932), (12, 6564110), (14, 5626380), (15, 5251288), (20, 3938466), (21, 3750920), (24, 3282055), (28, 2813190), (30, 2625644), (35, 2250552), (40, 1969233), (42, 1875460), (56, 1406595), (60, 1312822), (70, 1125276), (79, 997080), (84, 937730), (105, 750184), (120, 656411), (140, 562638), (158, 498540), (168, 468865), (210, 375092), (237, 332360), (280, 281319), (316, 249270), (395, 199416), (420, 187546), (474, 166180), (553, 142440), (632, 124635), (790, 99708), (840, 93773), (948, 83090), (1106, 71220), (1185, 66472), (1187, 66360), (1580, 49854), (1659, 47480), (1896, 41545), (2212, 35610), (2370, 33236), (2374, 33180), (2765, 28488), (3160, 24927), (3318, 23740), (3561, 22120), (4424, 17805), (4740, 16618), (4748, 16590), (5530, 14244), (5935, 13272), (6636, 11870), (7122, 11060), (8295, 9496), (8309, 9480)]