15489120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 144

約数和(自身を含む): 51840432

約数和(自身を除く): 36351312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 61, 69, 80, 92, 96, 115, 120, 122, 138, 160, 183, 184, 230, 240, 244, 276, 305, 345, 366, 368, 460, 480, 488, 529, 552, 610, 690, 732, 736, 915, 920, 976, 1058, 1104, 1220, 1380, 1403, 1464, 1587, 1830, 1840, 1952, 2116, 2208, 2440, 2645, 2760, 2806, 2928, 3174, 3660, 3680, 4209, 4232, 4880, 5290, 5520, 5612, 5856, 6348, 7015, 7320, 7935, 8418, 8464, 9760, 10580, 11040, 11224, 12696, 14030, 14640, 15870, 16836, 16928, 21045, 21160, 22448, 25392, 28060, 29280, 31740, 32269, 33672, 42090, 42320, 44896, 50784, 56120, 63480, 64538, 67344, 84180, 84640, 96807, 112240, 126960, 129076, 134688, 161345, 168360, 193614, 224480, 253920, 258152, 322690, 336720, 387228, 484035, 516304, 645380, 673440, 774456, 968070, 1032608, 1290760, 1548912, 1936140, 2581520, 3097824, 3872280, 5163040, 7744560, 15489120]

約数ペア:

[(1, 15489120), (2, 7744560), (3, 5163040), (4, 3872280), (5, 3097824), (6, 2581520), (8, 1936140), (10, 1548912), (12, 1290760), (15, 1032608), (16, 968070), (20, 774456), (23, 673440), (24, 645380), (30, 516304), (32, 484035), (40, 387228), (46, 336720), (48, 322690), (60, 258152), (61, 253920), (69, 224480), (80, 193614), (92, 168360), (96, 161345), (115, 134688), (120, 129076), (122, 126960), (138, 112240), (160, 96807), (183, 84640), (184, 84180), (230, 67344), (240, 64538), (244, 63480), (276, 56120), (305, 50784), (345, 44896), (366, 42320), (368, 42090), (460, 33672), (480, 32269), (488, 31740), (529, 29280), (552, 28060), (610, 25392), (690, 22448), (732, 21160), (736, 21045), (915, 16928), (920, 16836), (976, 15870), (1058, 14640), (1104, 14030), (1220, 12696), (1380, 11224), (1403, 11040), (1464, 10580), (1587, 9760), (1830, 8464), (1840, 8418), (1952, 7935), (2116, 7320), (2208, 7015), (2440, 6348), (2645, 5856), (2760, 5612), (2806, 5520), (2928, 5290), (3174, 4880), (3660, 4232), (3680, 4209)]