204540168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:635

約数の個数: 128

約数和(自身を含む): 620928000

約数和(自身を除く): 416387832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 139, 152, 168, 228, 266, 278, 399, 417, 456, 461, 532, 556, 798, 834, 922, 973, 1064, 1112, 1383, 1596, 1668, 1844, 1946, 2641, 2766, 2919, 3192, 3227, 3336, 3688, 3892, 5282, 5532, 5838, 6454, 7784, 7923, 8759, 9681, 10564, 11064, 11676, 12908, 15846, 17518, 18487, 19362, 21128, 23352, 25816, 26277, 31692, 35036, 36974, 38724, 52554, 55461, 61313, 63384, 64079, 70072, 73948, 77448, 105108, 110922, 122626, 128158, 147896, 183939, 192237, 210216, 221844, 245252, 256316, 367878, 384474, 443688, 448553, 490504, 512632, 735756, 768948, 897106, 1217501, 1345659, 1471512, 1537896, 1794212, 2435002, 2691318, 3588424, 3652503, 4870004, 5382636, 7305006, 8522507, 9740008, 10765272, 14610012, 17045014, 25567521, 29220024, 34090028, 51135042, 68180056, 102270084, 204540168]

約数ペア:

[(1, 204540168), (2, 102270084), (3, 68180056), (4, 51135042), (6, 34090028), (7, 29220024), (8, 25567521), (12, 17045014), (14, 14610012), (19, 10765272), (21, 9740008), (24, 8522507), (28, 7305006), (38, 5382636), (42, 4870004), (56, 3652503), (57, 3588424), (76, 2691318), (84, 2435002), (114, 1794212), (133, 1537896), (139, 1471512), (152, 1345659), (168, 1217501), (228, 897106), (266, 768948), (278, 735756), (399, 512632), (417, 490504), (456, 448553), (461, 443688), (532, 384474), (556, 367878), (798, 256316), (834, 245252), (922, 221844), (973, 210216), (1064, 192237), (1112, 183939), (1383, 147896), (1596, 128158), (1668, 122626), (1844, 110922), (1946, 105108), (2641, 77448), (2766, 73948), (2919, 70072), (3192, 64079), (3227, 63384), (3336, 61313), (3688, 55461), (3892, 52554), (5282, 38724), (5532, 36974), (5838, 35036), (6454, 31692), (7784, 26277), (7923, 25816), (8759, 23352), (9681, 21128), (10564, 19362), (11064, 18487), (11676, 17518), (12908, 15846)]