218523780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71413}}^1$

素因数の和:71445

約数の個数: 72

約数和(自身を含む): 701856792

約数和(自身を除く): 483333012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 71413, 142826, 214239, 285652, 357065, 428478, 642717, 714130, 856956, 1071195, 1214021, 1285434, 1428260, 2142390, 2428042, 2570868, 3213585, 3642063, 4284780, 4856084, 6070105, 6427170, 7284126, 10926189, 12140210, 12854340, 14568252, 18210315, 21852378, 24280420, 36420630, 43704756, 54630945, 72841260, 109261890, 218523780]

約数ペア:

[(1, 218523780), (2, 109261890), (3, 72841260), (4, 54630945), (5, 43704756), (6, 36420630), (9, 24280420), (10, 21852378), (12, 18210315), (15, 14568252), (17, 12854340), (18, 12140210), (20, 10926189), (30, 7284126), (34, 6427170), (36, 6070105), (45, 4856084), (51, 4284780), (60, 3642063), (68, 3213585), (85, 2570868), (90, 2428042), (102, 2142390), (153, 1428260), (170, 1285434), (180, 1214021), (204, 1071195), (255, 856956), (306, 714130), (340, 642717), (510, 428478), (612, 357065), (765, 285652), (1020, 214239), (1530, 142826), (3060, 71413)]