215665560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4951}}^1$

素因数の和:4990

約数の個数: 144

約数和(自身を含む): 770580720

約数和(自身を除く): 554915160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4840, 4951, 5445, 7260, 8712, 9902, 10890, 14520, 14853, 19804, 21780, 24755, 29706, 39608, 43560, 44559, 49510, 54461, 59412, 74265, 89118, 99020, 108922, 118824, 148530, 163383, 178236, 198040, 217844, 222795, 272305, 297060, 326766, 356472, 435688, 445590, 490149, 544610, 594120, 599071, 653532, 816915, 891180, 980298, 1089220, 1198142, 1307064, 1633830, 1782360, 1797213, 1960596, 2178440, 2396284, 2450745, 2995355, 3267660, 3594426, 3921192, 4792568, 4901490, 5391639, 5990710, 6535320, 7188852, 8986065, 9802980, 10783278, 11981420, 14377704, 17972130, 19605960, 21566556, 23962840, 26958195, 35944260, 43133112, 53916390, 71888520, 107832780, 215665560]

約数ペア:

[(1, 215665560), (2, 107832780), (3, 71888520), (4, 53916390), (5, 43133112), (6, 35944260), (8, 26958195), (9, 23962840), (10, 21566556), (11, 19605960), (12, 17972130), (15, 14377704), (18, 11981420), (20, 10783278), (22, 9802980), (24, 8986065), (30, 7188852), (33, 6535320), (36, 5990710), (40, 5391639), (44, 4901490), (45, 4792568), (55, 3921192), (60, 3594426), (66, 3267660), (72, 2995355), (88, 2450745), (90, 2396284), (99, 2178440), (110, 1960596), (120, 1797213), (121, 1782360), (132, 1633830), (165, 1307064), (180, 1198142), (198, 1089220), (220, 980298), (242, 891180), (264, 816915), (330, 653532), (360, 599071), (363, 594120), (396, 544610), (440, 490149), (484, 445590), (495, 435688), (605, 356472), (660, 326766), (726, 297060), (792, 272305), (968, 222795), (990, 217844), (1089, 198040), (1210, 178236), (1320, 163383), (1452, 148530), (1815, 118824), (1980, 108922), (2178, 99020), (2420, 89118), (2904, 74265), (3630, 59412), (3960, 54461), (4356, 49510), (4840, 44559), (4951, 43560), (5445, 39608), (7260, 29706), (8712, 24755), (9902, 21780), (10890, 19804), (14520, 14853)]