40537440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{28151}}^1$

素因数の和:28172

約数の個数: 72

約数和(自身を含む): 138338928

約数和(自身を除く): 97801488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 28151, 56302, 84453, 112604, 140755, 168906, 225208, 253359, 281510, 337812, 422265, 450416, 506718, 563020, 675624, 844530, 900832, 1013436, 1126040, 1266795, 1351248, 1689060, 2026872, 2252080, 2533590, 2702496, 3378120, 4053744, 4504160, 5067180, 6756240, 8107488, 10134360, 13512480, 20268720, 40537440]

約数ペア:

[(1, 40537440), (2, 20268720), (3, 13512480), (4, 10134360), (5, 8107488), (6, 6756240), (8, 5067180), (9, 4504160), (10, 4053744), (12, 3378120), (15, 2702496), (16, 2533590), (18, 2252080), (20, 2026872), (24, 1689060), (30, 1351248), (32, 1266795), (36, 1126040), (40, 1013436), (45, 900832), (48, 844530), (60, 675624), (72, 563020), (80, 506718), (90, 450416), (96, 422265), (120, 337812), (144, 281510), (160, 253359), (180, 225208), (240, 168906), (288, 140755), (360, 112604), (480, 84453), (720, 56302), (1440, 28151)]