204902240

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:472

約数の個数: 96

約数和(自身を含む): 501482016

約数和(自身を除く): 296579776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 73, 80, 106, 146, 160, 212, 265, 292, 331, 365, 424, 530, 584, 662, 730, 848, 1060, 1168, 1324, 1460, 1655, 1696, 2120, 2336, 2648, 2920, 3310, 3869, 4240, 5296, 5840, 6620, 7738, 8480, 10592, 11680, 13240, 15476, 17543, 19345, 24163, 26480, 30952, 35086, 38690, 48326, 52960, 61904, 70172, 77380, 87715, 96652, 120815, 123808, 140344, 154760, 175430, 193304, 241630, 280688, 309520, 350860, 386608, 483260, 561376, 619040, 701720, 773216, 966520, 1280639, 1403440, 1933040, 2561278, 2806880, 3866080, 5122556, 6403195, 10245112, 12806390, 20490224, 25612780, 40980448, 51225560, 102451120, 204902240]

約数ペア:

[(1, 204902240), (2, 102451120), (4, 51225560), (5, 40980448), (8, 25612780), (10, 20490224), (16, 12806390), (20, 10245112), (32, 6403195), (40, 5122556), (53, 3866080), (73, 2806880), (80, 2561278), (106, 1933040), (146, 1403440), (160, 1280639), (212, 966520), (265, 773216), (292, 701720), (331, 619040), (365, 561376), (424, 483260), (530, 386608), (584, 350860), (662, 309520), (730, 280688), (848, 241630), (1060, 193304), (1168, 175430), (1324, 154760), (1460, 140344), (1655, 123808), (1696, 120815), (2120, 96652), (2336, 87715), (2648, 77380), (2920, 70172), (3310, 61904), (3869, 52960), (4240, 48326), (5296, 38690), (5840, 35086), (6620, 30952), (7738, 26480), (8480, 24163), (10592, 19345), (11680, 17543), (13240, 15476)]