121802240

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{971}}^1$

素因数の和:1008

約数の個数: 120

約数和(自身を含む): 340069752

約数和(自身を除く): 218267512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 971, 980, 1120, 1280, 1568, 1792, 1942, 1960, 2240, 2560, 3136, 3584, 3884, 3920, 4480, 4855, 6272, 6797, 7768, 7840, 8960, 9710, 12544, 13594, 15536, 15680, 17920, 19420, 25088, 27188, 31072, 31360, 33985, 38840, 47579, 54376, 62144, 62720, 67970, 77680, 95158, 108752, 124288, 125440, 135940, 155360, 190316, 217504, 237895, 248576, 271880, 310720, 380632, 435008, 475790, 497152, 543760, 621440, 761264, 870016, 951580, 1087520, 1242880, 1522528, 1740032, 1903160, 2175040, 2485760, 3045056, 3480064, 3806320, 4350080, 6090112, 7612640, 8700160, 12180224, 15225280, 17400320, 24360448, 30450560, 60901120, 121802240]

約数ペア:

[(1, 121802240), (2, 60901120), (4, 30450560), (5, 24360448), (7, 17400320), (8, 15225280), (10, 12180224), (14, 8700160), (16, 7612640), (20, 6090112), (28, 4350080), (32, 3806320), (35, 3480064), (40, 3045056), (49, 2485760), (56, 2175040), (64, 1903160), (70, 1740032), (80, 1522528), (98, 1242880), (112, 1087520), (128, 951580), (140, 870016), (160, 761264), (196, 621440), (224, 543760), (245, 497152), (256, 475790), (280, 435008), (320, 380632), (392, 310720), (448, 271880), (490, 248576), (512, 237895), (560, 217504), (640, 190316), (784, 155360), (896, 135940), (971, 125440), (980, 124288), (1120, 108752), (1280, 95158), (1568, 77680), (1792, 67970), (1942, 62720), (1960, 62144), (2240, 54376), (2560, 47579), (3136, 38840), (3584, 33985), (3884, 31360), (3920, 31072), (4480, 27188), (4855, 25088), (6272, 19420), (6797, 17920), (7768, 15680), (7840, 15536), (8960, 13594), (9710, 12544)]