138320208

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2061

約数の個数: 120

約数和(自身を含む): 428363208

約数和(自身を除く): 290043000

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 37, 39, 48, 52, 72, 74, 78, 104, 111, 117, 144, 148, 156, 208, 222, 234, 296, 312, 333, 444, 468, 481, 592, 624, 666, 888, 936, 962, 1332, 1443, 1776, 1872, 1924, 1997, 2664, 2886, 3848, 3994, 4329, 5328, 5772, 5991, 7696, 7988, 8658, 11544, 11982, 15976, 17316, 17973, 23088, 23964, 25961, 31952, 34632, 35946, 47928, 51922, 69264, 71892, 73889, 77883, 95856, 103844, 143784, 147778, 155766, 207688, 221667, 233649, 287568, 295556, 311532, 415376, 443334, 467298, 591112, 623064, 665001, 886668, 934596, 960557, 1182224, 1246128, 1330002, 1773336, 1869192, 1921114, 2660004, 2881671, 3546672, 3738384, 3842228, 5320008, 5763342, 7684456, 8645013, 10640016, 11526684, 15368912, 17290026, 23053368, 34580052, 46106736, 69160104, 138320208]

約数ペア:

[(1, 138320208), (2, 69160104), (3, 46106736), (4, 34580052), (6, 23053368), (8, 17290026), (9, 15368912), (12, 11526684), (13, 10640016), (16, 8645013), (18, 7684456), (24, 5763342), (26, 5320008), (36, 3842228), (37, 3738384), (39, 3546672), (48, 2881671), (52, 2660004), (72, 1921114), (74, 1869192), (78, 1773336), (104, 1330002), (111, 1246128), (117, 1182224), (144, 960557), (148, 934596), (156, 886668), (208, 665001), (222, 623064), (234, 591112), (296, 467298), (312, 443334), (333, 415376), (444, 311532), (468, 295556), (481, 287568), (592, 233649), (624, 221667), (666, 207688), (888, 155766), (936, 147778), (962, 143784), (1332, 103844), (1443, 95856), (1776, 77883), (1872, 73889), (1924, 71892), (1997, 69264), (2664, 51922), (2886, 47928), (3848, 35946), (3994, 34632), (4329, 31952), (5328, 25961), (5772, 23964), (5991, 23088), (7696, 17973), (7988, 17316), (8658, 15976), (11544, 11982)]