254398920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19813}}^1$

素因数の和:19934

約数の個数: 64

約数和(自身を含む): 770368320

約数和(自身を除く): 515969400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 12840, 19813, 39626, 59439, 79252, 99065, 118878, 158504, 198130, 237756, 297195, 396260, 475512, 594390, 792520, 1188780, 2119991, 2377560, 4239982, 6359973, 8479964, 10599955, 12719946, 16959928, 21199910, 25439892, 31799865, 42399820, 50879784, 63599730, 84799640, 127199460, 254398920]

約数ペア:

[(1, 254398920), (2, 127199460), (3, 84799640), (4, 63599730), (5, 50879784), (6, 42399820), (8, 31799865), (10, 25439892), (12, 21199910), (15, 16959928), (20, 12719946), (24, 10599955), (30, 8479964), (40, 6359973), (60, 4239982), (107, 2377560), (120, 2119991), (214, 1188780), (321, 792520), (428, 594390), (535, 475512), (642, 396260), (856, 297195), (1070, 237756), (1284, 198130), (1605, 158504), (2140, 118878), (2568, 99065), (3210, 79252), (4280, 59439), (6420, 39626), (12840, 19813)]