15251940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7703}}^1$

素因数の和:7729

約数の個数: 72

約数和(自身を含む): 50476608

約数和(自身を除く): 35224668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 7703, 15406, 23109, 30812, 38515, 46218, 69327, 77030, 84733, 92436, 115545, 138654, 154060, 169466, 231090, 254199, 277308, 338932, 346635, 423665, 462180, 508398, 693270, 762597, 847330, 1016796, 1270995, 1386540, 1525194, 1694660, 2541990, 3050388, 3812985, 5083980, 7625970, 15251940]

約数ペア:

[(1, 15251940), (2, 7625970), (3, 5083980), (4, 3812985), (5, 3050388), (6, 2541990), (9, 1694660), (10, 1525194), (11, 1386540), (12, 1270995), (15, 1016796), (18, 847330), (20, 762597), (22, 693270), (30, 508398), (33, 462180), (36, 423665), (44, 346635), (45, 338932), (55, 277308), (60, 254199), (66, 231090), (90, 169466), (99, 154060), (110, 138654), (132, 115545), (165, 92436), (180, 84733), (198, 77030), (220, 69327), (330, 46218), (396, 38515), (495, 30812), (660, 23109), (990, 15406), (1980, 7703)]