321379320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{787}}^1$

素因数の和:925

約数の個数: 128

約数和(自身を含む): 1000823040

約数和(自身を除く): 679443720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 83, 120, 123, 164, 166, 205, 246, 249, 328, 332, 410, 415, 492, 498, 615, 664, 787, 820, 830, 984, 996, 1230, 1245, 1574, 1640, 1660, 1992, 2361, 2460, 2490, 3148, 3320, 3403, 3935, 4722, 4920, 4980, 6296, 6806, 7870, 9444, 9960, 10209, 11805, 13612, 15740, 17015, 18888, 20418, 23610, 27224, 31480, 32267, 34030, 40836, 47220, 51045, 64534, 65321, 68060, 81672, 94440, 96801, 102090, 129068, 130642, 136120, 161335, 193602, 195963, 204180, 258136, 261284, 322670, 326605, 387204, 391926, 408360, 484005, 522568, 645340, 653210, 774408, 783852, 968010, 979815, 1290680, 1306420, 1567704, 1936020, 1959630, 2612840, 2678161, 3872040, 3919260, 5356322, 7838520, 8034483, 10712644, 13390805, 16068966, 21425288, 26781610, 32137932, 40172415, 53563220, 64275864, 80344830, 107126440, 160689660, 321379320]

約数ペア:

[(1, 321379320), (2, 160689660), (3, 107126440), (4, 80344830), (5, 64275864), (6, 53563220), (8, 40172415), (10, 32137932), (12, 26781610), (15, 21425288), (20, 16068966), (24, 13390805), (30, 10712644), (40, 8034483), (41, 7838520), (60, 5356322), (82, 3919260), (83, 3872040), (120, 2678161), (123, 2612840), (164, 1959630), (166, 1936020), (205, 1567704), (246, 1306420), (249, 1290680), (328, 979815), (332, 968010), (410, 783852), (415, 774408), (492, 653210), (498, 645340), (615, 522568), (664, 484005), (787, 408360), (820, 391926), (830, 387204), (984, 326605), (996, 322670), (1230, 261284), (1245, 258136), (1574, 204180), (1640, 195963), (1660, 193602), (1992, 161335), (2361, 136120), (2460, 130642), (2490, 129068), (3148, 102090), (3320, 96801), (3403, 94440), (3935, 81672), (4722, 68060), (4920, 65321), (4980, 64534), (6296, 51045), (6806, 47220), (7870, 40836), (9444, 34030), (9960, 32267), (10209, 31480), (11805, 27224), (13612, 23610), (15740, 20418), (17015, 18888)]