457777360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{727}}^1$

素因数の和:1220

約数の個数: 80

約数和(自身を含む): 1130927616

約数和(自身を除く): 673150256

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 463, 680, 727, 926, 1360, 1454, 1852, 2315, 2908, 3635, 3704, 4630, 5816, 7270, 7408, 7871, 9260, 11632, 12359, 14540, 15742, 18520, 24718, 29080, 31484, 37040, 39355, 49436, 58160, 61795, 62968, 78710, 98872, 123590, 125936, 157420, 197744, 247180, 314840, 336601, 494360, 629680, 673202, 988720, 1346404, 1683005, 2692808, 3366010, 5385616, 5722217, 6732020, 11444434, 13464040, 22888868, 26928080, 28611085, 45777736, 57222170, 91555472, 114444340, 228888680, 457777360]

約数ペア:

[(1, 457777360), (2, 228888680), (4, 114444340), (5, 91555472), (8, 57222170), (10, 45777736), (16, 28611085), (17, 26928080), (20, 22888868), (34, 13464040), (40, 11444434), (68, 6732020), (80, 5722217), (85, 5385616), (136, 3366010), (170, 2692808), (272, 1683005), (340, 1346404), (463, 988720), (680, 673202), (727, 629680), (926, 494360), (1360, 336601), (1454, 314840), (1852, 247180), (2315, 197744), (2908, 157420), (3635, 125936), (3704, 123590), (4630, 98872), (5816, 78710), (7270, 62968), (7408, 61795), (7871, 58160), (9260, 49436), (11632, 39355), (12359, 37040), (14540, 31484), (15742, 29080), (18520, 24718)]