12357800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 36364860

約数和(自身を除く): 24007060

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 91, 97, 98, 100, 104, 130, 140, 175, 182, 194, 196, 200, 245, 260, 280, 325, 350, 364, 388, 392, 455, 485, 490, 520, 637, 650, 679, 700, 728, 776, 910, 970, 980, 1225, 1261, 1274, 1300, 1358, 1400, 1820, 1940, 1960, 2275, 2425, 2450, 2522, 2548, 2600, 2716, 3185, 3395, 3640, 3880, 4550, 4753, 4850, 4900, 5044, 5096, 5432, 6305, 6370, 6790, 8827, 9100, 9506, 9700, 9800, 10088, 12610, 12740, 13580, 15925, 16975, 17654, 18200, 19012, 19400, 23765, 25220, 25480, 27160, 31525, 31850, 33950, 35308, 38024, 44135, 47530, 50440, 61789, 63050, 63700, 67900, 70616, 88270, 95060, 118825, 123578, 126100, 127400, 135800, 176540, 190120, 220675, 237650, 247156, 252200, 308945, 353080, 441350, 475300, 494312, 617890, 882700, 950600, 1235780, 1544725, 1765400, 2471560, 3089450, 6178900, 12357800]

約数ペア:

[(1, 12357800), (2, 6178900), (4, 3089450), (5, 2471560), (7, 1765400), (8, 1544725), (10, 1235780), (13, 950600), (14, 882700), (20, 617890), (25, 494312), (26, 475300), (28, 441350), (35, 353080), (40, 308945), (49, 252200), (50, 247156), (52, 237650), (56, 220675), (65, 190120), (70, 176540), (91, 135800), (97, 127400), (98, 126100), (100, 123578), (104, 118825), (130, 95060), (140, 88270), (175, 70616), (182, 67900), (194, 63700), (196, 63050), (200, 61789), (245, 50440), (260, 47530), (280, 44135), (325, 38024), (350, 35308), (364, 33950), (388, 31850), (392, 31525), (455, 27160), (485, 25480), (490, 25220), (520, 23765), (637, 19400), (650, 19012), (679, 18200), (700, 17654), (728, 16975), (776, 15925), (910, 13580), (970, 12740), (980, 12610), (1225, 10088), (1261, 9800), (1274, 9700), (1300, 9506), (1358, 9100), (1400, 8827), (1820, 6790), (1940, 6370), (1960, 6305), (2275, 5432), (2425, 5096), (2450, 5044), (2522, 4900), (2548, 4850), (2600, 4753), (2716, 4550), (3185, 3880), (3395, 3640)]