75109720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 205286400

約数和(自身を除く): 130176680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 107, 109, 115, 140, 161, 184, 214, 218, 230, 280, 322, 428, 436, 460, 535, 545, 644, 749, 763, 805, 856, 872, 920, 1070, 1090, 1288, 1498, 1526, 1610, 2140, 2180, 2461, 2507, 2996, 3052, 3220, 3745, 3815, 4280, 4360, 4922, 5014, 5992, 6104, 6440, 7490, 7630, 9844, 10028, 11663, 12305, 12535, 14980, 15260, 17227, 17549, 19688, 20056, 23326, 24610, 25070, 29960, 30520, 34454, 35098, 46652, 49220, 50140, 58315, 68908, 70196, 81641, 86135, 87745, 93304, 98440, 100280, 116630, 137816, 140392, 163282, 172270, 175490, 233260, 268249, 326564, 344540, 350980, 408205, 466520, 536498, 653128, 689080, 701960, 816410, 1072996, 1341245, 1632820, 1877743, 2145992, 2682490, 3265640, 3755486, 5364980, 7510972, 9388715, 10729960, 15021944, 18777430, 37554860, 75109720]

約数ペア:

[(1, 75109720), (2, 37554860), (4, 18777430), (5, 15021944), (7, 10729960), (8, 9388715), (10, 7510972), (14, 5364980), (20, 3755486), (23, 3265640), (28, 2682490), (35, 2145992), (40, 1877743), (46, 1632820), (56, 1341245), (70, 1072996), (92, 816410), (107, 701960), (109, 689080), (115, 653128), (140, 536498), (161, 466520), (184, 408205), (214, 350980), (218, 344540), (230, 326564), (280, 268249), (322, 233260), (428, 175490), (436, 172270), (460, 163282), (535, 140392), (545, 137816), (644, 116630), (749, 100280), (763, 98440), (805, 93304), (856, 87745), (872, 86135), (920, 81641), (1070, 70196), (1090, 68908), (1288, 58315), (1498, 50140), (1526, 49220), (1610, 46652), (2140, 35098), (2180, 34454), (2461, 30520), (2507, 29960), (2996, 25070), (3052, 24610), (3220, 23326), (3745, 20056), (3815, 19688), (4280, 17549), (4360, 17227), (4922, 15260), (5014, 14980), (5992, 12535), (6104, 12305), (6440, 11663), (7490, 10028), (7630, 9844)]