221409480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1061}}^1$

素因数の和:1159

約数の個数: 128

約数和(自身を含む): 697351680

約数和(自身を除く): 475942200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 47, 60, 74, 94, 111, 120, 141, 148, 185, 188, 222, 235, 282, 296, 370, 376, 444, 470, 555, 564, 705, 740, 888, 940, 1061, 1110, 1128, 1410, 1480, 1739, 1880, 2122, 2220, 2820, 3183, 3478, 4244, 4440, 5217, 5305, 5640, 6366, 6956, 8488, 8695, 10434, 10610, 12732, 13912, 15915, 17390, 20868, 21220, 25464, 26085, 31830, 34780, 39257, 41736, 42440, 49867, 52170, 63660, 69560, 78514, 99734, 104340, 117771, 127320, 149601, 157028, 196285, 199468, 208680, 235542, 249335, 299202, 314056, 392570, 398936, 471084, 498670, 588855, 598404, 748005, 785140, 942168, 997340, 1177710, 1196808, 1496010, 1570280, 1845079, 1994680, 2355420, 2992020, 3690158, 4710840, 5535237, 5984040, 7380316, 9225395, 11070474, 14760632, 18450790, 22140948, 27676185, 36901580, 44281896, 55352370, 73803160, 110704740, 221409480]

約数ペア:

[(1, 221409480), (2, 110704740), (3, 73803160), (4, 55352370), (5, 44281896), (6, 36901580), (8, 27676185), (10, 22140948), (12, 18450790), (15, 14760632), (20, 11070474), (24, 9225395), (30, 7380316), (37, 5984040), (40, 5535237), (47, 4710840), (60, 3690158), (74, 2992020), (94, 2355420), (111, 1994680), (120, 1845079), (141, 1570280), (148, 1496010), (185, 1196808), (188, 1177710), (222, 997340), (235, 942168), (282, 785140), (296, 748005), (370, 598404), (376, 588855), (444, 498670), (470, 471084), (555, 398936), (564, 392570), (705, 314056), (740, 299202), (888, 249335), (940, 235542), (1061, 208680), (1110, 199468), (1128, 196285), (1410, 157028), (1480, 149601), (1739, 127320), (1880, 117771), (2122, 104340), (2220, 99734), (2820, 78514), (3183, 69560), (3478, 63660), (4244, 52170), (4440, 49867), (5217, 42440), (5305, 41736), (5640, 39257), (6366, 34780), (6956, 31830), (8488, 26085), (8695, 25464), (10434, 21220), (10610, 20868), (12732, 17390), (13912, 15915)]