7947660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 25804800

約数和(自身を除く): 17857140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 127, 140, 149, 210, 254, 298, 381, 420, 447, 508, 596, 635, 745, 762, 889, 894, 1043, 1270, 1490, 1524, 1778, 1788, 1905, 2086, 2235, 2540, 2667, 2980, 3129, 3556, 3810, 4172, 4445, 4470, 5215, 5334, 6258, 7620, 8890, 8940, 10430, 10668, 12516, 13335, 15645, 17780, 18923, 20860, 26670, 31290, 37846, 53340, 56769, 62580, 75692, 94615, 113538, 132461, 189230, 227076, 264922, 283845, 378460, 397383, 529844, 567690, 662305, 794766, 1135380, 1324610, 1589532, 1986915, 2649220, 3973830, 7947660]

約数ペア:

[(1, 7947660), (2, 3973830), (3, 2649220), (4, 1986915), (5, 1589532), (6, 1324610), (7, 1135380), (10, 794766), (12, 662305), (14, 567690), (15, 529844), (20, 397383), (21, 378460), (28, 283845), (30, 264922), (35, 227076), (42, 189230), (60, 132461), (70, 113538), (84, 94615), (105, 75692), (127, 62580), (140, 56769), (149, 53340), (210, 37846), (254, 31290), (298, 26670), (381, 20860), (420, 18923), (447, 17780), (508, 15645), (596, 13335), (635, 12516), (745, 10668), (762, 10430), (889, 8940), (894, 8890), (1043, 7620), (1270, 6258), (1490, 5334), (1524, 5215), (1778, 4470), (1788, 4445), (1905, 4172), (2086, 3810), (2235, 3556), (2540, 3129), (2667, 2980)]