311939320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101279}}^1$

素因数の和:101308

約数の個数: 64

約数和(自身を含む): 875059200

約数和(自身を除く): 563119880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 101279, 202558, 405116, 506395, 708953, 810232, 1012790, 1114069, 1417906, 2025580, 2228138, 2835812, 3544765, 4051160, 4456276, 5570345, 5671624, 7089530, 7798483, 8912552, 11140690, 14179060, 15596966, 22281380, 28358120, 31193932, 38992415, 44562760, 62387864, 77984830, 155969660, 311939320]

約数ペア:

[(1, 311939320), (2, 155969660), (4, 77984830), (5, 62387864), (7, 44562760), (8, 38992415), (10, 31193932), (11, 28358120), (14, 22281380), (20, 15596966), (22, 14179060), (28, 11140690), (35, 8912552), (40, 7798483), (44, 7089530), (55, 5671624), (56, 5570345), (70, 4456276), (77, 4051160), (88, 3544765), (110, 2835812), (140, 2228138), (154, 2025580), (220, 1417906), (280, 1114069), (308, 1012790), (385, 810232), (440, 708953), (616, 506395), (770, 405116), (1540, 202558), (3080, 101279)]