1615661880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{12251}}^1$

素因数の和:12429

約数の個数: 128

約数和(自身を含む): 5575150080

約数和(自身を除く): 3959488200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 157, 168, 210, 280, 314, 420, 471, 628, 785, 840, 942, 1099, 1256, 1570, 1884, 2198, 2355, 3140, 3297, 3768, 4396, 4710, 5495, 6280, 6594, 8792, 9420, 10990, 12251, 13188, 16485, 18840, 21980, 24502, 26376, 32970, 36753, 43960, 49004, 61255, 65940, 73506, 85757, 98008, 122510, 131880, 147012, 171514, 183765, 245020, 257271, 294024, 343028, 367530, 428785, 490040, 514542, 686056, 735060, 857570, 1029084, 1286355, 1470120, 1715140, 1923407, 2058168, 2572710, 3430280, 3846814, 5145420, 5770221, 7693628, 9617035, 10290840, 11540442, 13463849, 15387256, 19234070, 23080884, 26927698, 28851105, 38468140, 40391547, 46161768, 53855396, 57702210, 67319245, 76936280, 80783094, 107710792, 115404420, 134638490, 161566188, 201957735, 230808840, 269276980, 323132376, 403915470, 538553960, 807830940, 1615661880]

約数ペア:

[(1, 1615661880), (2, 807830940), (3, 538553960), (4, 403915470), (5, 323132376), (6, 269276980), (7, 230808840), (8, 201957735), (10, 161566188), (12, 134638490), (14, 115404420), (15, 107710792), (20, 80783094), (21, 76936280), (24, 67319245), (28, 57702210), (30, 53855396), (35, 46161768), (40, 40391547), (42, 38468140), (56, 28851105), (60, 26927698), (70, 23080884), (84, 19234070), (105, 15387256), (120, 13463849), (140, 11540442), (157, 10290840), (168, 9617035), (210, 7693628), (280, 5770221), (314, 5145420), (420, 3846814), (471, 3430280), (628, 2572710), (785, 2058168), (840, 1923407), (942, 1715140), (1099, 1470120), (1256, 1286355), (1570, 1029084), (1884, 857570), (2198, 735060), (2355, 686056), (3140, 514542), (3297, 490040), (3768, 428785), (4396, 367530), (4710, 343028), (5495, 294024), (6280, 257271), (6594, 245020), (8792, 183765), (9420, 171514), (10990, 147012), (12251, 131880), (13188, 122510), (16485, 98008), (18840, 85757), (21980, 73506), (24502, 65940), (26376, 61255), (32970, 49004), (36753, 43960)]