220579920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27851}}^1$

素因数の和:27881

約数の個数: 120

約数和(自身を含む): 808153632

約数和(自身を除く): 587573712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 27851, 55702, 83553, 111404, 139255, 167106, 222808, 250659, 278510, 306361, 334212, 417765, 445616, 501318, 557020, 612722, 668424, 835530, 919083, 1002636, 1114040, 1225444, 1253295, 1336848, 1531805, 1671060, 1838166, 2005272, 2228080, 2450888, 2506590, 2757249, 3063610, 3342120, 3676332, 4010544, 4595415, 4901776, 5013180, 5514498, 6127220, 6684240, 7352664, 9190830, 10026360, 11028996, 12254440, 13786245, 14705328, 18381660, 20052720, 22057992, 24508880, 27572490, 36763320, 44115984, 55144980, 73526640, 110289960, 220579920]

約数ペア:

[(1, 220579920), (2, 110289960), (3, 73526640), (4, 55144980), (5, 44115984), (6, 36763320), (8, 27572490), (9, 24508880), (10, 22057992), (11, 20052720), (12, 18381660), (15, 14705328), (16, 13786245), (18, 12254440), (20, 11028996), (22, 10026360), (24, 9190830), (30, 7352664), (33, 6684240), (36, 6127220), (40, 5514498), (44, 5013180), (45, 4901776), (48, 4595415), (55, 4010544), (60, 3676332), (66, 3342120), (72, 3063610), (80, 2757249), (88, 2506590), (90, 2450888), (99, 2228080), (110, 2005272), (120, 1838166), (132, 1671060), (144, 1531805), (165, 1336848), (176, 1253295), (180, 1225444), (198, 1114040), (220, 1002636), (240, 919083), (264, 835530), (330, 668424), (360, 612722), (396, 557020), (440, 501318), (495, 445616), (528, 417765), (660, 334212), (720, 306361), (792, 278510), (880, 250659), (990, 222808), (1320, 167106), (1584, 139255), (1980, 111404), (2640, 83553), (3960, 55702), (7920, 27851)]