123078200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:710

約数の個数: 144

約数和(自身を含む): 350926200

約数和(自身を除く): 227848000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 49, 50, 56, 70, 76, 95, 98, 100, 133, 140, 152, 175, 190, 196, 200, 245, 266, 280, 350, 380, 392, 475, 490, 532, 661, 665, 700, 760, 931, 950, 980, 1064, 1225, 1322, 1330, 1400, 1862, 1900, 1960, 2450, 2644, 2660, 3305, 3325, 3724, 3800, 4627, 4655, 4900, 5288, 5320, 6610, 6650, 7448, 9254, 9310, 9800, 12559, 13220, 13300, 16525, 18508, 18620, 23135, 23275, 25118, 26440, 26600, 32389, 33050, 37016, 37240, 46270, 46550, 50236, 62795, 64778, 66100, 87913, 92540, 93100, 100472, 115675, 125590, 129556, 132200, 161945, 175826, 185080, 186200, 231350, 251180, 259112, 313975, 323890, 351652, 439565, 462700, 502360, 615391, 627950, 647780, 703304, 809725, 879130, 925400, 1230782, 1255900, 1295560, 1619450, 1758260, 2197825, 2461564, 2511800, 3076955, 3238900, 3516520, 4395650, 4923128, 6153910, 6477800, 8791300, 12307820, 15384775, 17582600, 24615640, 30769550, 61539100, 123078200]

約数ペア:

[(1, 123078200), (2, 61539100), (4, 30769550), (5, 24615640), (7, 17582600), (8, 15384775), (10, 12307820), (14, 8791300), (19, 6477800), (20, 6153910), (25, 4923128), (28, 4395650), (35, 3516520), (38, 3238900), (40, 3076955), (49, 2511800), (50, 2461564), (56, 2197825), (70, 1758260), (76, 1619450), (95, 1295560), (98, 1255900), (100, 1230782), (133, 925400), (140, 879130), (152, 809725), (175, 703304), (190, 647780), (196, 627950), (200, 615391), (245, 502360), (266, 462700), (280, 439565), (350, 351652), (380, 323890), (392, 313975), (475, 259112), (490, 251180), (532, 231350), (661, 186200), (665, 185080), (700, 175826), (760, 161945), (931, 132200), (950, 129556), (980, 125590), (1064, 115675), (1225, 100472), (1322, 93100), (1330, 92540), (1400, 87913), (1862, 66100), (1900, 64778), (1960, 62795), (2450, 50236), (2644, 46550), (2660, 46270), (3305, 37240), (3325, 37016), (3724, 33050), (3800, 32389), (4627, 26600), (4655, 26440), (4900, 25118), (5288, 23275), (5320, 23135), (6610, 18620), (6650, 18508), (7448, 16525), (9254, 13300), (9310, 13220), (9800, 12559)]