144658920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{172213}}^1$

素因数の和:172234

約数の個数: 64

約数和(自身を含む): 495976320

約数和(自身を除く): 351317400

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, 168, 210, 280, 420, 840, 172213, 344426, 516639, 688852, 861065, 1033278, 1205491, 1377704, 1722130, 2066556, 2410982, 2583195, 3444260, 3616473, 4133112, 4821964, 5166390, 6027455, 6888520, 7232946, 9643928, 10332780, 12054910, 14465892, 18082365, 20665560, 24109820, 28931784, 36164730, 48219640, 72329460, 144658920]

約数ペア:

[(1, 144658920), (2, 72329460), (3, 48219640), (4, 36164730), (5, 28931784), (6, 24109820), (7, 20665560), (8, 18082365), (10, 14465892), (12, 12054910), (14, 10332780), (15, 9643928), (20, 7232946), (21, 6888520), (24, 6027455), (28, 5166390), (30, 4821964), (35, 4133112), (40, 3616473), (42, 3444260), (56, 2583195), (60, 2410982), (70, 2066556), (84, 1722130), (105, 1377704), (120, 1205491), (140, 1033278), (168, 861065), (210, 688852), (280, 516639), (420, 344426), (840, 172213)]