315221880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 984960000

約数和(自身を除く): 669738120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 239, 290, 348, 379, 435, 478, 580, 696, 717, 758, 870, 956, 1137, 1160, 1195, 1434, 1516, 1740, 1895, 1912, 2274, 2390, 2868, 3032, 3480, 3585, 3790, 4548, 4780, 5685, 5736, 6931, 7170, 7580, 9096, 9560, 10991, 11370, 13862, 14340, 15160, 20793, 21982, 22740, 27724, 28680, 32973, 34655, 41586, 43964, 45480, 54955, 55448, 65946, 69310, 83172, 87928, 90581, 103965, 109910, 131892, 138620, 164865, 166344, 181162, 207930, 219820, 263784, 271743, 277240, 329730, 362324, 415860, 439640, 452905, 543486, 659460, 724648, 831720, 905810, 1086972, 1318920, 1358715, 1811620, 2173944, 2626849, 2717430, 3623240, 5253698, 5434860, 7880547, 10507396, 10869720, 13134245, 15761094, 21014792, 26268490, 31522188, 39402735, 52536980, 63044376, 78805470, 105073960, 157610940, 315221880]

約数ペア:

[(1, 315221880), (2, 157610940), (3, 105073960), (4, 78805470), (5, 63044376), (6, 52536980), (8, 39402735), (10, 31522188), (12, 26268490), (15, 21014792), (20, 15761094), (24, 13134245), (29, 10869720), (30, 10507396), (40, 7880547), (58, 5434860), (60, 5253698), (87, 3623240), (116, 2717430), (120, 2626849), (145, 2173944), (174, 1811620), (232, 1358715), (239, 1318920), (290, 1086972), (348, 905810), (379, 831720), (435, 724648), (478, 659460), (580, 543486), (696, 452905), (717, 439640), (758, 415860), (870, 362324), (956, 329730), (1137, 277240), (1160, 271743), (1195, 263784), (1434, 219820), (1516, 207930), (1740, 181162), (1895, 166344), (1912, 164865), (2274, 138620), (2390, 131892), (2868, 109910), (3032, 103965), (3480, 90581), (3585, 87928), (3790, 83172), (4548, 69310), (4780, 65946), (5685, 55448), (5736, 54955), (6931, 45480), (7170, 43964), (7580, 41586), (9096, 34655), (9560, 32973), (10991, 28680), (11370, 27724), (13862, 22740), (14340, 21982), (15160, 20793)]