64384040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 170644320

約数和(自身を除く): 106260280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 107, 140, 196, 214, 245, 280, 307, 392, 428, 490, 535, 614, 749, 856, 980, 1070, 1228, 1498, 1535, 1960, 2140, 2149, 2456, 2996, 3070, 3745, 4280, 4298, 5243, 5992, 6140, 7490, 8596, 10486, 10745, 12280, 14980, 15043, 17192, 20972, 21490, 26215, 29960, 30086, 32849, 41944, 42980, 52430, 60172, 65698, 75215, 85960, 104860, 120344, 131396, 150430, 164245, 209720, 229943, 262792, 300860, 328490, 459886, 601720, 656980, 919772, 1149715, 1313960, 1609601, 1839544, 2299430, 3219202, 4598860, 6438404, 8048005, 9197720, 12876808, 16096010, 32192020, 64384040]

約数ペア:

[(1, 64384040), (2, 32192020), (4, 16096010), (5, 12876808), (7, 9197720), (8, 8048005), (10, 6438404), (14, 4598860), (20, 3219202), (28, 2299430), (35, 1839544), (40, 1609601), (49, 1313960), (56, 1149715), (70, 919772), (98, 656980), (107, 601720), (140, 459886), (196, 328490), (214, 300860), (245, 262792), (280, 229943), (307, 209720), (392, 164245), (428, 150430), (490, 131396), (535, 120344), (614, 104860), (749, 85960), (856, 75215), (980, 65698), (1070, 60172), (1228, 52430), (1498, 42980), (1535, 41944), (1960, 32849), (2140, 30086), (2149, 29960), (2456, 26215), (2996, 21490), (3070, 20972), (3745, 17192), (4280, 15043), (4298, 14980), (5243, 12280), (5992, 10745), (6140, 10486), (7490, 8596)]