78405444

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 227026800

約数和(自身を除く): 148621356

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 53, 58, 78, 87, 106, 109, 116, 117, 156, 159, 174, 212, 218, 234, 261, 318, 327, 348, 377, 436, 468, 477, 522, 636, 654, 689, 754, 954, 981, 1044, 1131, 1308, 1378, 1417, 1508, 1537, 1908, 1962, 2067, 2262, 2756, 2834, 3074, 3161, 3393, 3924, 4134, 4251, 4524, 4611, 5668, 5777, 6148, 6201, 6322, 6786, 8268, 8502, 9222, 9483, 11554, 12402, 12644, 12753, 13572, 13833, 17004, 17331, 18444, 18966, 19981, 23108, 24804, 25506, 27666, 28449, 34662, 37932, 39962, 41093, 51012, 51993, 55332, 56898, 59943, 69324, 75101, 79924, 82186, 103986, 113796, 119886, 123279, 150202, 164372, 167533, 179829, 207972, 225303, 239772, 246558, 300404, 335066, 359658, 369837, 450606, 493116, 502599, 670132, 675909, 719316, 739674, 901212, 1005198, 1351818, 1479348, 1507797, 2010396, 2177929, 2703636, 3015594, 4355858, 6031188, 6533787, 8711716, 13067574, 19601361, 26135148, 39202722, 78405444]

約数ペア:

[(1, 78405444), (2, 39202722), (3, 26135148), (4, 19601361), (6, 13067574), (9, 8711716), (12, 6533787), (13, 6031188), (18, 4355858), (26, 3015594), (29, 2703636), (36, 2177929), (39, 2010396), (52, 1507797), (53, 1479348), (58, 1351818), (78, 1005198), (87, 901212), (106, 739674), (109, 719316), (116, 675909), (117, 670132), (156, 502599), (159, 493116), (174, 450606), (212, 369837), (218, 359658), (234, 335066), (261, 300404), (318, 246558), (327, 239772), (348, 225303), (377, 207972), (436, 179829), (468, 167533), (477, 164372), (522, 150202), (636, 123279), (654, 119886), (689, 113796), (754, 103986), (954, 82186), (981, 79924), (1044, 75101), (1131, 69324), (1308, 59943), (1378, 56898), (1417, 55332), (1508, 51993), (1537, 51012), (1908, 41093), (1962, 39962), (2067, 37932), (2262, 34662), (2756, 28449), (2834, 27666), (3074, 25506), (3161, 24804), (3393, 23108), (3924, 19981), (4134, 18966), (4251, 18444), (4524, 17331), (4611, 17004), (5668, 13833), (5777, 13572), (6148, 12753), (6201, 12644), (6322, 12402), (6786, 11554), (8268, 9483), (8502, 9222)]