123131856

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 160

約数和(自身を含む): 356227200

約数和(自身を除く): 233095344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 37, 38, 41, 48, 57, 74, 76, 82, 89, 111, 114, 123, 148, 152, 164, 178, 222, 228, 246, 267, 296, 304, 328, 356, 444, 456, 492, 534, 592, 656, 703, 712, 779, 888, 912, 984, 1068, 1406, 1424, 1517, 1558, 1691, 1776, 1968, 2109, 2136, 2337, 2812, 3034, 3116, 3293, 3382, 3649, 4218, 4272, 4551, 4674, 5073, 5624, 6068, 6232, 6586, 6764, 7298, 8436, 9102, 9348, 9879, 10146, 10947, 11248, 12136, 12464, 13172, 13528, 14596, 16872, 18204, 18696, 19758, 20292, 21894, 24272, 26344, 27056, 28823, 29192, 33744, 36408, 37392, 39516, 40584, 43788, 52688, 57646, 58384, 62567, 69331, 72816, 79032, 81168, 86469, 87576, 115292, 125134, 135013, 138662, 158064, 172938, 175152, 187701, 207993, 230584, 250268, 270026, 277324, 345876, 375402, 405039, 415986, 461168, 500536, 540052, 554648, 691752, 750804, 810078, 831972, 1001072, 1080104, 1109296, 1383504, 1501608, 1620156, 1663944, 2160208, 2565247, 3003216, 3240312, 3327888, 5130494, 6480624, 7695741, 10260988, 15391482, 20521976, 30782964, 41043952, 61565928, 123131856]

約数ペア:

[(1, 123131856), (2, 61565928), (3, 41043952), (4, 30782964), (6, 20521976), (8, 15391482), (12, 10260988), (16, 7695741), (19, 6480624), (24, 5130494), (37, 3327888), (38, 3240312), (41, 3003216), (48, 2565247), (57, 2160208), (74, 1663944), (76, 1620156), (82, 1501608), (89, 1383504), (111, 1109296), (114, 1080104), (123, 1001072), (148, 831972), (152, 810078), (164, 750804), (178, 691752), (222, 554648), (228, 540052), (246, 500536), (267, 461168), (296, 415986), (304, 405039), (328, 375402), (356, 345876), (444, 277324), (456, 270026), (492, 250268), (534, 230584), (592, 207993), (656, 187701), (703, 175152), (712, 172938), (779, 158064), (888, 138662), (912, 135013), (984, 125134), (1068, 115292), (1406, 87576), (1424, 86469), (1517, 81168), (1558, 79032), (1691, 72816), (1776, 69331), (1968, 62567), (2109, 58384), (2136, 57646), (2337, 52688), (2812, 43788), (3034, 40584), (3116, 39516), (3293, 37392), (3382, 36408), (3649, 33744), (4218, 29192), (4272, 28823), (4551, 27056), (4674, 26344), (5073, 24272), (5624, 21894), (6068, 20292), (6232, 19758), (6586, 18696), (6764, 18204), (7298, 16872), (8436, 14596), (9102, 13528), (9348, 13172), (9879, 12464), (10146, 12136), (10947, 11248)]