30213080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 72692640

約数和(自身を除く): 42479560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 157, 170, 283, 314, 340, 566, 628, 680, 785, 1132, 1256, 1415, 1570, 2264, 2669, 2830, 3140, 4811, 5338, 5660, 6280, 9622, 10676, 11320, 13345, 19244, 21352, 24055, 26690, 38488, 44431, 48110, 53380, 88862, 96220, 106760, 177724, 192440, 222155, 355448, 444310, 755327, 888620, 1510654, 1777240, 3021308, 3776635, 6042616, 7553270, 15106540, 30213080]

約数ペア:

[(1, 30213080), (2, 15106540), (4, 7553270), (5, 6042616), (8, 3776635), (10, 3021308), (17, 1777240), (20, 1510654), (34, 888620), (40, 755327), (68, 444310), (85, 355448), (136, 222155), (157, 192440), (170, 177724), (283, 106760), (314, 96220), (340, 88862), (566, 53380), (628, 48110), (680, 44431), (785, 38488), (1132, 26690), (1256, 24055), (1415, 21352), (1570, 19244), (2264, 13345), (2669, 11320), (2830, 10676), (3140, 9622), (4811, 6280), (5338, 5660)]