209921040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41651}}^1$

素因数の和:41677

約数の個数: 120

約数和(自身を含む): 805716288

約数和(自身を除く): 595795248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 41651, 83302, 124953, 166604, 208255, 249906, 291557, 333208, 374859, 416510, 499812, 583114, 624765, 666416, 749718, 833020, 874671, 999624, 1166228, 1249530, 1457785, 1499436, 1666040, 1749342, 1874295, 1999248, 2332456, 2499060, 2624013, 2915570, 2998872, 3332080, 3498684, 3748590, 4373355, 4664912, 4998120, 5248026, 5831140, 5997744, 6997368, 7497180, 8746710, 9996240, 10496052, 11662280, 13120065, 13994736, 14994360, 17493420, 20992104, 23324560, 26240130, 29988720, 34986840, 41984208, 52480260, 69973680, 104960520, 209921040]

約数ペア:

[(1, 209921040), (2, 104960520), (3, 69973680), (4, 52480260), (5, 41984208), (6, 34986840), (7, 29988720), (8, 26240130), (9, 23324560), (10, 20992104), (12, 17493420), (14, 14994360), (15, 13994736), (16, 13120065), (18, 11662280), (20, 10496052), (21, 9996240), (24, 8746710), (28, 7497180), (30, 6997368), (35, 5997744), (36, 5831140), (40, 5248026), (42, 4998120), (45, 4664912), (48, 4373355), (56, 3748590), (60, 3498684), (63, 3332080), (70, 2998872), (72, 2915570), (80, 2624013), (84, 2499060), (90, 2332456), (105, 1999248), (112, 1874295), (120, 1749342), (126, 1666040), (140, 1499436), (144, 1457785), (168, 1249530), (180, 1166228), (210, 999624), (240, 874671), (252, 833020), (280, 749718), (315, 666416), (336, 624765), (360, 583114), (420, 499812), (504, 416510), (560, 374859), (630, 333208), (720, 291557), (840, 249906), (1008, 208255), (1260, 166604), (1680, 124953), (2520, 83302), (5040, 41651)]