215386720

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{547}}^1$

素因数の和:692

約数の個数: 96

約数和(自身を含む): 536917248

約数和(自身を除く): 321530528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 107, 115, 160, 184, 214, 230, 368, 428, 460, 535, 547, 736, 856, 920, 1070, 1094, 1712, 1840, 2140, 2188, 2461, 2735, 3424, 3680, 4280, 4376, 4922, 5470, 8560, 8752, 9844, 10940, 12305, 12581, 17120, 17504, 19688, 21880, 24610, 25162, 39376, 43760, 49220, 50324, 58529, 62905, 78752, 87520, 98440, 100648, 117058, 125810, 196880, 201296, 234116, 251620, 292645, 393760, 402592, 468232, 503240, 585290, 936464, 1006480, 1170580, 1346167, 1872928, 2012960, 2341160, 2692334, 4682320, 5384668, 6730835, 9364640, 10769336, 13461670, 21538672, 26923340, 43077344, 53846680, 107693360, 215386720]

約数ペア:

[(1, 215386720), (2, 107693360), (4, 53846680), (5, 43077344), (8, 26923340), (10, 21538672), (16, 13461670), (20, 10769336), (23, 9364640), (32, 6730835), (40, 5384668), (46, 4682320), (80, 2692334), (92, 2341160), (107, 2012960), (115, 1872928), (160, 1346167), (184, 1170580), (214, 1006480), (230, 936464), (368, 585290), (428, 503240), (460, 468232), (535, 402592), (547, 393760), (736, 292645), (856, 251620), (920, 234116), (1070, 201296), (1094, 196880), (1712, 125810), (1840, 117058), (2140, 100648), (2188, 98440), (2461, 87520), (2735, 78752), (3424, 62905), (3680, 58529), (4280, 50324), (4376, 49220), (4922, 43760), (5470, 39376), (8560, 25162), (8752, 24610), (9844, 21880), (10940, 19688), (12305, 17504), (12581, 17120)]