201787960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:601

約数の個数: 128

約数和(自身を含む): 535377600

約数和(自身を除く): 333589640

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 53, 55, 68, 85, 88, 106, 110, 136, 170, 187, 212, 220, 265, 340, 374, 424, 440, 509, 530, 583, 680, 748, 901, 935, 1018, 1060, 1166, 1496, 1802, 1870, 2036, 2120, 2332, 2545, 2915, 3604, 3740, 4072, 4505, 4664, 5090, 5599, 5830, 7208, 7480, 8653, 9010, 9911, 10180, 11198, 11660, 17306, 18020, 19822, 20360, 22396, 23320, 26977, 27995, 34612, 36040, 39644, 43265, 44792, 49555, 53954, 55990, 69224, 79288, 86530, 95183, 99110, 107908, 111980, 134885, 173060, 190366, 198220, 215816, 223960, 269770, 296747, 346120, 380732, 396440, 458609, 475915, 539540, 593494, 761464, 917218, 951830, 1079080, 1186988, 1483735, 1834436, 1903660, 2293045, 2373976, 2967470, 3668872, 3807320, 4586090, 5044699, 5934940, 9172180, 10089398, 11869880, 18344360, 20178796, 25223495, 40357592, 50446990, 100893980, 201787960]

約数ペア:

[(1, 201787960), (2, 100893980), (4, 50446990), (5, 40357592), (8, 25223495), (10, 20178796), (11, 18344360), (17, 11869880), (20, 10089398), (22, 9172180), (34, 5934940), (40, 5044699), (44, 4586090), (53, 3807320), (55, 3668872), (68, 2967470), (85, 2373976), (88, 2293045), (106, 1903660), (110, 1834436), (136, 1483735), (170, 1186988), (187, 1079080), (212, 951830), (220, 917218), (265, 761464), (340, 593494), (374, 539540), (424, 475915), (440, 458609), (509, 396440), (530, 380732), (583, 346120), (680, 296747), (748, 269770), (901, 223960), (935, 215816), (1018, 198220), (1060, 190366), (1166, 173060), (1496, 134885), (1802, 111980), (1870, 107908), (2036, 99110), (2120, 95183), (2332, 86530), (2545, 79288), (2915, 69224), (3604, 55990), (3740, 53954), (4072, 49555), (4505, 44792), (4664, 43265), (5090, 39644), (5599, 36040), (5830, 34612), (7208, 27995), (7480, 26977), (8653, 23320), (9010, 22396), (9911, 20360), (10180, 19822), (11198, 18020), (11660, 17306)]