27658620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 144

約数和(自身を含む): 93431520

約数和(自身を除く): 65772900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 61, 66, 90, 99, 110, 122, 132, 165, 180, 183, 198, 220, 229, 244, 305, 330, 366, 396, 458, 495, 549, 610, 660, 671, 687, 732, 915, 916, 990, 1098, 1145, 1220, 1342, 1374, 1830, 1980, 2013, 2061, 2196, 2290, 2519, 2684, 2745, 2748, 3355, 3435, 3660, 4026, 4122, 4580, 5038, 5490, 6039, 6710, 6870, 7557, 8052, 8244, 10065, 10076, 10305, 10980, 12078, 12595, 13420, 13740, 13969, 15114, 20130, 20610, 22671, 24156, 25190, 27938, 30195, 30228, 37785, 40260, 41220, 41907, 45342, 50380, 55876, 60390, 69845, 75570, 83814, 90684, 113355, 120780, 125721, 139690, 151140, 153659, 167628, 209535, 226710, 251442, 279380, 307318, 419070, 453420, 460977, 502884, 614636, 628605, 768295, 838140, 921954, 1257210, 1382931, 1536590, 1843908, 2304885, 2514420, 2765862, 3073180, 4609770, 5531724, 6914655, 9219540, 13829310, 27658620]

約数ペア:

[(1, 27658620), (2, 13829310), (3, 9219540), (4, 6914655), (5, 5531724), (6, 4609770), (9, 3073180), (10, 2765862), (11, 2514420), (12, 2304885), (15, 1843908), (18, 1536590), (20, 1382931), (22, 1257210), (30, 921954), (33, 838140), (36, 768295), (44, 628605), (45, 614636), (55, 502884), (60, 460977), (61, 453420), (66, 419070), (90, 307318), (99, 279380), (110, 251442), (122, 226710), (132, 209535), (165, 167628), (180, 153659), (183, 151140), (198, 139690), (220, 125721), (229, 120780), (244, 113355), (305, 90684), (330, 83814), (366, 75570), (396, 69845), (458, 60390), (495, 55876), (549, 50380), (610, 45342), (660, 41907), (671, 41220), (687, 40260), (732, 37785), (915, 30228), (916, 30195), (990, 27938), (1098, 25190), (1145, 24156), (1220, 22671), (1342, 20610), (1374, 20130), (1830, 15114), (1980, 13969), (2013, 13740), (2061, 13420), (2196, 12595), (2290, 12078), (2519, 10980), (2684, 10305), (2745, 10076), (2748, 10065), (3355, 8244), (3435, 8052), (3660, 7557), (4026, 6870), (4122, 6710), (4580, 6039), (5038, 5490)]