81901200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:673

約数の個数: 120

約数和(自身を含む): 264866976

約数和(自身を除く): 182965776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 131, 150, 200, 240, 262, 300, 393, 400, 521, 524, 600, 655, 786, 1042, 1048, 1200, 1310, 1563, 1572, 1965, 2084, 2096, 2605, 2620, 3126, 3144, 3275, 3930, 4168, 5210, 5240, 6252, 6288, 6550, 7815, 7860, 8336, 9825, 10420, 10480, 12504, 13025, 13100, 15630, 15720, 19650, 20840, 25008, 26050, 26200, 31260, 31440, 39075, 39300, 41680, 52100, 52400, 62520, 68251, 78150, 78600, 104200, 125040, 136502, 156300, 157200, 204753, 208400, 273004, 312600, 341255, 409506, 546008, 625200, 682510, 819012, 1023765, 1092016, 1365020, 1638024, 1706275, 2047530, 2730040, 3276048, 3412550, 4095060, 5118825, 5460080, 6825100, 8190120, 10237650, 13650200, 16380240, 20475300, 27300400, 40950600, 81901200]

約数ペア:

[(1, 81901200), (2, 40950600), (3, 27300400), (4, 20475300), (5, 16380240), (6, 13650200), (8, 10237650), (10, 8190120), (12, 6825100), (15, 5460080), (16, 5118825), (20, 4095060), (24, 3412550), (25, 3276048), (30, 2730040), (40, 2047530), (48, 1706275), (50, 1638024), (60, 1365020), (75, 1092016), (80, 1023765), (100, 819012), (120, 682510), (131, 625200), (150, 546008), (200, 409506), (240, 341255), (262, 312600), (300, 273004), (393, 208400), (400, 204753), (521, 157200), (524, 156300), (600, 136502), (655, 125040), (786, 104200), (1042, 78600), (1048, 78150), (1200, 68251), (1310, 62520), (1563, 52400), (1572, 52100), (1965, 41680), (2084, 39300), (2096, 39075), (2605, 31440), (2620, 31260), (3126, 26200), (3144, 26050), (3275, 25008), (3930, 20840), (4168, 19650), (5210, 15720), (5240, 15630), (6252, 13100), (6288, 13025), (6550, 12504), (7815, 10480), (7860, 10420), (8336, 9825)]