728660520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{289151}}^1$

素因数の和:289175

約数の個数: 96

約数和(自身を含む): 2706462720

約数和(自身を除く): 1977802200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 289151, 578302, 867453, 1156604, 1445755, 1734906, 2024057, 2313208, 2602359, 2891510, 3469812, 4048114, 4337265, 5204718, 5783020, 6072171, 6939624, 8096228, 8674530, 10120285, 10409436, 11566040, 12144342, 13011795, 16192456, 17349060, 18216513, 20240570, 20818872, 24288684, 26023590, 30360855, 34698120, 36433026, 40481140, 48577368, 52047180, 60721710, 72866052, 80962280, 91082565, 104094360, 121443420, 145732104, 182165130, 242886840, 364330260, 728660520]

約数ペア:

[(1, 728660520), (2, 364330260), (3, 242886840), (4, 182165130), (5, 145732104), (6, 121443420), (7, 104094360), (8, 91082565), (9, 80962280), (10, 72866052), (12, 60721710), (14, 52047180), (15, 48577368), (18, 40481140), (20, 36433026), (21, 34698120), (24, 30360855), (28, 26023590), (30, 24288684), (35, 20818872), (36, 20240570), (40, 18216513), (42, 17349060), (45, 16192456), (56, 13011795), (60, 12144342), (63, 11566040), (70, 10409436), (72, 10120285), (84, 8674530), (90, 8096228), (105, 6939624), (120, 6072171), (126, 5783020), (140, 5204718), (168, 4337265), (180, 4048114), (210, 3469812), (252, 2891510), (280, 2602359), (315, 2313208), (360, 2024057), (420, 1734906), (504, 1445755), (630, 1156604), (840, 867453), (1260, 578302), (2520, 289151)]