319415880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5209}}^1$

素因数の和:5303

約数の個数: 128

約数和(自身を含む): 1110355200

約数和(自身を除く): 790939320

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, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1460, 1533, 1752, 2044, 2190, 2555, 2920, 3066, 4088, 4380, 5110, 5209, 6132, 7665, 8760, 10220, 10418, 12264, 15330, 15627, 20440, 20836, 26045, 30660, 31254, 36463, 41672, 52090, 61320, 62508, 72926, 78135, 104180, 109389, 125016, 145852, 156270, 182315, 208360, 218778, 291704, 312540, 364630, 380257, 437556, 546945, 625080, 729260, 760514, 875112, 1093890, 1140771, 1458520, 1521028, 1901285, 2187780, 2281542, 2661799, 3042056, 3802570, 4375560, 4563084, 5323598, 5703855, 7605140, 7985397, 9126168, 10647196, 11407710, 13308995, 15210280, 15970794, 21294392, 22815420, 26617990, 31941588, 39926985, 45630840, 53235980, 63883176, 79853970, 106471960, 159707940, 319415880]

約数ペア:

[(1, 319415880), (2, 159707940), (3, 106471960), (4, 79853970), (5, 63883176), (6, 53235980), (7, 45630840), (8, 39926985), (10, 31941588), (12, 26617990), (14, 22815420), (15, 21294392), (20, 15970794), (21, 15210280), (24, 13308995), (28, 11407710), (30, 10647196), (35, 9126168), (40, 7985397), (42, 7605140), (56, 5703855), (60, 5323598), (70, 4563084), (73, 4375560), (84, 3802570), (105, 3042056), (120, 2661799), (140, 2281542), (146, 2187780), (168, 1901285), (210, 1521028), (219, 1458520), (280, 1140771), (292, 1093890), (365, 875112), (420, 760514), (438, 729260), (511, 625080), (584, 546945), (730, 437556), (840, 380257), (876, 364630), (1022, 312540), (1095, 291704), (1460, 218778), (1533, 208360), (1752, 182315), (2044, 156270), (2190, 145852), (2555, 125016), (2920, 109389), (3066, 104180), (4088, 78135), (4380, 72926), (5110, 62508), (5209, 61320), (6132, 52090), (7665, 41672), (8760, 36463), (10220, 31254), (10418, 30660), (12264, 26045), (15330, 20836), (15627, 20440)]