306857040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{182653}}^1$

素因数の和:182676

約数の個数: 80

約数和(自身を含む): 1087156608

約数和(自身を除く): 780299568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 182653, 365306, 547959, 730612, 913265, 1095918, 1278571, 1461224, 1826530, 2191836, 2557142, 2739795, 2922448, 3653060, 3835713, 4383672, 5114284, 5479590, 6392855, 7306120, 7671426, 8767344, 10228568, 10959180, 12785710, 14612240, 15342852, 19178565, 20457136, 21918360, 25571420, 30685704, 38357130, 43836720, 51142840, 61371408, 76714260, 102285680, 153428520, 306857040]

約数ペア:

[(1, 306857040), (2, 153428520), (3, 102285680), (4, 76714260), (5, 61371408), (6, 51142840), (7, 43836720), (8, 38357130), (10, 30685704), (12, 25571420), (14, 21918360), (15, 20457136), (16, 19178565), (20, 15342852), (21, 14612240), (24, 12785710), (28, 10959180), (30, 10228568), (35, 8767344), (40, 7671426), (42, 7306120), (48, 6392855), (56, 5479590), (60, 5114284), (70, 4383672), (80, 3835713), (84, 3653060), (105, 2922448), (112, 2739795), (120, 2557142), (140, 2191836), (168, 1826530), (210, 1461224), (240, 1278571), (280, 1095918), (336, 913265), (420, 730612), (560, 547959), (840, 365306), (1680, 182653)]