13838640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 120

約数和(自身を含む): 45257520

約数和(自身を除く): 31418880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 109, 115, 120, 138, 184, 218, 230, 240, 276, 327, 345, 368, 436, 460, 529, 545, 552, 654, 690, 872, 920, 1058, 1090, 1104, 1308, 1380, 1587, 1635, 1744, 1840, 2116, 2180, 2507, 2616, 2645, 2760, 3174, 3270, 4232, 4360, 5014, 5232, 5290, 5520, 6348, 6540, 7521, 7935, 8464, 8720, 10028, 10580, 12535, 12696, 13080, 15042, 15870, 20056, 21160, 25070, 25392, 26160, 30084, 31740, 37605, 40112, 42320, 50140, 57661, 60168, 63480, 75210, 100280, 115322, 120336, 126960, 150420, 172983, 200560, 230644, 288305, 300840, 345966, 461288, 576610, 601680, 691932, 864915, 922576, 1153220, 1383864, 1729830, 2306440, 2767728, 3459660, 4612880, 6919320, 13838640]

約数ペア:

[(1, 13838640), (2, 6919320), (3, 4612880), (4, 3459660), (5, 2767728), (6, 2306440), (8, 1729830), (10, 1383864), (12, 1153220), (15, 922576), (16, 864915), (20, 691932), (23, 601680), (24, 576610), (30, 461288), (40, 345966), (46, 300840), (48, 288305), (60, 230644), (69, 200560), (80, 172983), (92, 150420), (109, 126960), (115, 120336), (120, 115322), (138, 100280), (184, 75210), (218, 63480), (230, 60168), (240, 57661), (276, 50140), (327, 42320), (345, 40112), (368, 37605), (436, 31740), (460, 30084), (529, 26160), (545, 25392), (552, 25070), (654, 21160), (690, 20056), (872, 15870), (920, 15042), (1058, 13080), (1090, 12696), (1104, 12535), (1308, 10580), (1380, 10028), (1587, 8720), (1635, 8464), (1744, 7935), (1840, 7521), (2116, 6540), (2180, 6348), (2507, 5520), (2616, 5290), (2645, 5232), (2760, 5014), (3174, 4360), (3270, 4232)]