138878388

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:480

約数の個数: 144

約数和(自身を含む): 410941440

約数和(自身を除く): 272063052

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 31, 33, 36, 44, 54, 62, 66, 81, 93, 99, 108, 124, 132, 162, 186, 198, 243, 279, 297, 324, 341, 372, 396, 419, 486, 558, 594, 682, 837, 838, 891, 972, 1023, 1116, 1188, 1257, 1364, 1674, 1676, 1782, 2046, 2511, 2514, 2673, 3069, 3348, 3564, 3771, 4092, 4609, 5022, 5028, 5346, 6138, 7533, 7542, 9207, 9218, 10044, 10692, 11313, 12276, 12989, 13827, 15066, 15084, 18414, 18436, 22626, 25978, 27621, 27654, 30132, 33939, 36828, 38967, 41481, 45252, 51956, 55242, 55308, 67878, 77934, 82863, 82962, 101817, 110484, 116901, 124443, 135756, 142879, 155868, 165726, 165924, 203634, 233802, 248886, 285758, 331452, 350703, 373329, 407268, 428637, 467604, 497772, 571516, 701406, 746658, 857274, 1052109, 1119987, 1285911, 1402812, 1493316, 1714548, 2104218, 2239974, 2571822, 3156327, 3857733, 4208436, 4479948, 5143644, 6312654, 7715466, 11573199, 12625308, 15430932, 23146398, 34719597, 46292796, 69439194, 138878388]

約数ペア:

[(1, 138878388), (2, 69439194), (3, 46292796), (4, 34719597), (6, 23146398), (9, 15430932), (11, 12625308), (12, 11573199), (18, 7715466), (22, 6312654), (27, 5143644), (31, 4479948), (33, 4208436), (36, 3857733), (44, 3156327), (54, 2571822), (62, 2239974), (66, 2104218), (81, 1714548), (93, 1493316), (99, 1402812), (108, 1285911), (124, 1119987), (132, 1052109), (162, 857274), (186, 746658), (198, 701406), (243, 571516), (279, 497772), (297, 467604), (324, 428637), (341, 407268), (372, 373329), (396, 350703), (419, 331452), (486, 285758), (558, 248886), (594, 233802), (682, 203634), (837, 165924), (838, 165726), (891, 155868), (972, 142879), (1023, 135756), (1116, 124443), (1188, 116901), (1257, 110484), (1364, 101817), (1674, 82962), (1676, 82863), (1782, 77934), (2046, 67878), (2511, 55308), (2514, 55242), (2673, 51956), (3069, 45252), (3348, 41481), (3564, 38967), (3771, 36828), (4092, 33939), (4609, 30132), (5022, 27654), (5028, 27621), (5346, 25978), (6138, 22626), (7533, 18436), (7542, 18414), (9207, 15084), (9218, 15066), (10044, 13827), (10692, 12989), (11313, 12276)]