221200560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43889}}^1$

素因数の和:43915

約数の個数: 120

約数和(自身を含む): 849008160

約数和(自身を除く): 627807600

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, 43889, 87778, 131667, 175556, 219445, 263334, 307223, 351112, 395001, 438890, 526668, 614446, 658335, 702224, 790002, 877780, 921669, 1053336, 1228892, 1316670, 1536115, 1580004, 1755560, 1843338, 1975005, 2106672, 2457784, 2633340, 2765007, 3072230, 3160008, 3511120, 3686676, 3950010, 4608345, 4915568, 5266680, 5530014, 6144460, 6320016, 7373352, 7900020, 9216690, 10533360, 11060028, 12288920, 13825035, 14746704, 15800040, 18433380, 22120056, 24577840, 27650070, 31600080, 36866760, 44240112, 55300140, 73733520, 110600280, 221200560]

約数ペア:

[(1, 221200560), (2, 110600280), (3, 73733520), (4, 55300140), (5, 44240112), (6, 36866760), (7, 31600080), (8, 27650070), (9, 24577840), (10, 22120056), (12, 18433380), (14, 15800040), (15, 14746704), (16, 13825035), (18, 12288920), (20, 11060028), (21, 10533360), (24, 9216690), (28, 7900020), (30, 7373352), (35, 6320016), (36, 6144460), (40, 5530014), (42, 5266680), (45, 4915568), (48, 4608345), (56, 3950010), (60, 3686676), (63, 3511120), (70, 3160008), (72, 3072230), (80, 2765007), (84, 2633340), (90, 2457784), (105, 2106672), (112, 1975005), (120, 1843338), (126, 1755560), (140, 1580004), (144, 1536115), (168, 1316670), (180, 1228892), (210, 1053336), (240, 921669), (252, 877780), (280, 790002), (315, 702224), (336, 658335), (360, 614446), (420, 526668), (504, 438890), (560, 395001), (630, 351112), (720, 307223), (840, 263334), (1008, 219445), (1260, 175556), (1680, 131667), (2520, 87778), (5040, 43889)]