1888137810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31643}}^1$

素因数の和:31689

約数の個数: 128

約数和(自身を含む): 5741487360

約数和(自身を除く): 3853349550

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 27, 30, 34, 39, 45, 51, 54, 65, 78, 85, 90, 102, 117, 130, 135, 153, 170, 195, 221, 234, 255, 270, 306, 351, 390, 442, 459, 510, 585, 663, 702, 765, 918, 1105, 1170, 1326, 1530, 1755, 1989, 2210, 2295, 3315, 3510, 3978, 4590, 5967, 6630, 9945, 11934, 19890, 29835, 31643, 59670, 63286, 94929, 158215, 189858, 284787, 316430, 411359, 474645, 537931, 569574, 822718, 854361, 949290, 1075862, 1234077, 1423935, 1613793, 1708722, 2056795, 2468154, 2689655, 2847870, 3227586, 3702231, 4113590, 4271805, 4841379, 5379310, 6170385, 6993103, 7404462, 8068965, 8543610, 9682758, 11106693, 12340770, 13986206, 14524137, 16137930, 18511155, 20979309, 22213386, 24206895, 29048274, 34965515, 37022310, 41958618, 48413790, 55533465, 62937927, 69931030, 72620685, 104896545, 111066930, 125875854, 145241370, 188813781, 209793090, 314689635, 377627562, 629379270, 944068905, 1888137810]

約数ペア:

[(1, 1888137810), (2, 944068905), (3, 629379270), (5, 377627562), (6, 314689635), (9, 209793090), (10, 188813781), (13, 145241370), (15, 125875854), (17, 111066930), (18, 104896545), (26, 72620685), (27, 69931030), (30, 62937927), (34, 55533465), (39, 48413790), (45, 41958618), (51, 37022310), (54, 34965515), (65, 29048274), (78, 24206895), (85, 22213386), (90, 20979309), (102, 18511155), (117, 16137930), (130, 14524137), (135, 13986206), (153, 12340770), (170, 11106693), (195, 9682758), (221, 8543610), (234, 8068965), (255, 7404462), (270, 6993103), (306, 6170385), (351, 5379310), (390, 4841379), (442, 4271805), (459, 4113590), (510, 3702231), (585, 3227586), (663, 2847870), (702, 2689655), (765, 2468154), (918, 2056795), (1105, 1708722), (1170, 1613793), (1326, 1423935), (1530, 1234077), (1755, 1075862), (1989, 949290), (2210, 854361), (2295, 822718), (3315, 569574), (3510, 537931), (3978, 474645), (4590, 411359), (5967, 316430), (6630, 284787), (9945, 189858), (11934, 158215), (19890, 94929), (29835, 63286), (31643, 59670)]