239904840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3209}}^1$

素因数の和:3319

約数の個数: 128

約数和(自身を含む): 832032000

約数和(自身を除く): 592127160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1780, 1869, 2136, 2492, 2670, 3115, 3209, 3560, 3738, 4984, 5340, 6230, 6418, 7476, 9345, 9627, 10680, 12460, 12836, 14952, 16045, 18690, 19254, 22463, 24920, 25672, 32090, 37380, 38508, 44926, 48135, 64180, 67389, 74760, 77016, 89852, 96270, 112315, 128360, 134778, 179704, 192540, 224630, 269556, 285601, 336945, 385080, 449260, 539112, 571202, 673890, 856803, 898520, 1142404, 1347780, 1428005, 1713606, 1999207, 2284808, 2695560, 2856010, 3427212, 3998414, 4284015, 5712020, 5997621, 6854424, 7996828, 8568030, 9996035, 11424040, 11995242, 15993656, 17136060, 19992070, 23990484, 29988105, 34272120, 39984140, 47980968, 59976210, 79968280, 119952420, 239904840]

約数ペア:

[(1, 239904840), (2, 119952420), (3, 79968280), (4, 59976210), (5, 47980968), (6, 39984140), (7, 34272120), (8, 29988105), (10, 23990484), (12, 19992070), (14, 17136060), (15, 15993656), (20, 11995242), (21, 11424040), (24, 9996035), (28, 8568030), (30, 7996828), (35, 6854424), (40, 5997621), (42, 5712020), (56, 4284015), (60, 3998414), (70, 3427212), (84, 2856010), (89, 2695560), (105, 2284808), (120, 1999207), (140, 1713606), (168, 1428005), (178, 1347780), (210, 1142404), (267, 898520), (280, 856803), (356, 673890), (420, 571202), (445, 539112), (534, 449260), (623, 385080), (712, 336945), (840, 285601), (890, 269556), (1068, 224630), (1246, 192540), (1335, 179704), (1780, 134778), (1869, 128360), (2136, 112315), (2492, 96270), (2670, 89852), (3115, 77016), (3209, 74760), (3560, 67389), (3738, 64180), (4984, 48135), (5340, 44926), (6230, 38508), (6418, 37380), (7476, 32090), (9345, 25672), (9627, 24920), (10680, 22463), (12460, 19254), (12836, 18690), (14952, 16045)]