145545680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:481

約数の個数: 120

約数和(自身を含む): 398465568

約数和(自身を除く): 252919888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 107, 112, 140, 196, 214, 245, 280, 347, 392, 428, 490, 535, 560, 694, 749, 784, 856, 980, 1070, 1388, 1498, 1712, 1735, 1960, 2140, 2429, 2776, 2996, 3470, 3745, 3920, 4280, 4858, 5243, 5552, 5992, 6940, 7490, 8560, 9716, 10486, 11984, 12145, 13880, 14980, 17003, 19432, 20972, 24290, 26215, 27760, 29960, 34006, 37129, 38864, 41944, 48580, 52430, 59920, 68012, 74258, 83888, 85015, 97160, 104860, 136024, 148516, 170030, 185645, 194320, 209720, 259903, 272048, 297032, 340060, 371290, 419440, 519806, 594064, 680120, 742580, 1039612, 1299515, 1360240, 1485160, 1819321, 2079224, 2599030, 2970320, 3638642, 4158448, 5198060, 7277284, 9096605, 10396120, 14554568, 18193210, 20792240, 29109136, 36386420, 72772840, 145545680]

約数ペア:

[(1, 145545680), (2, 72772840), (4, 36386420), (5, 29109136), (7, 20792240), (8, 18193210), (10, 14554568), (14, 10396120), (16, 9096605), (20, 7277284), (28, 5198060), (35, 4158448), (40, 3638642), (49, 2970320), (56, 2599030), (70, 2079224), (80, 1819321), (98, 1485160), (107, 1360240), (112, 1299515), (140, 1039612), (196, 742580), (214, 680120), (245, 594064), (280, 519806), (347, 419440), (392, 371290), (428, 340060), (490, 297032), (535, 272048), (560, 259903), (694, 209720), (749, 194320), (784, 185645), (856, 170030), (980, 148516), (1070, 136024), (1388, 104860), (1498, 97160), (1712, 85015), (1735, 83888), (1960, 74258), (2140, 68012), (2429, 59920), (2776, 52430), (2996, 48580), (3470, 41944), (3745, 38864), (3920, 37129), (4280, 34006), (4858, 29960), (5243, 27760), (5552, 26215), (5992, 24290), (6940, 20972), (7490, 19432), (8560, 17003), (9716, 14980), (10486, 13880), (11984, 12145)]