123958240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 144

約数和(自身を含む): 346287312

約数和(自身を除く): 222329072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 97, 98, 112, 140, 160, 163, 194, 196, 224, 245, 280, 326, 388, 392, 485, 490, 560, 652, 679, 776, 784, 815, 970, 980, 1120, 1141, 1304, 1358, 1552, 1568, 1630, 1940, 1960, 2282, 2608, 2716, 3104, 3260, 3395, 3880, 3920, 4564, 4753, 5216, 5432, 5705, 6520, 6790, 7760, 7840, 7987, 9128, 9506, 10864, 11410, 13040, 13580, 15520, 15811, 15974, 18256, 19012, 21728, 22820, 23765, 26080, 27160, 31622, 31948, 36512, 38024, 39935, 45640, 47530, 54320, 63244, 63896, 76048, 79055, 79870, 91280, 95060, 108640, 110677, 126488, 127792, 152096, 158110, 159740, 182560, 190120, 221354, 252976, 255584, 316220, 319480, 380240, 442708, 505952, 553385, 632440, 638960, 760480, 774739, 885416, 1106770, 1264880, 1277920, 1549478, 1770832, 2213540, 2529760, 3098956, 3541664, 3873695, 4427080, 6197912, 7747390, 8854160, 12395824, 15494780, 17708320, 24791648, 30989560, 61979120, 123958240]

約数ペア:

[(1, 123958240), (2, 61979120), (4, 30989560), (5, 24791648), (7, 17708320), (8, 15494780), (10, 12395824), (14, 8854160), (16, 7747390), (20, 6197912), (28, 4427080), (32, 3873695), (35, 3541664), (40, 3098956), (49, 2529760), (56, 2213540), (70, 1770832), (80, 1549478), (97, 1277920), (98, 1264880), (112, 1106770), (140, 885416), (160, 774739), (163, 760480), (194, 638960), (196, 632440), (224, 553385), (245, 505952), (280, 442708), (326, 380240), (388, 319480), (392, 316220), (485, 255584), (490, 252976), (560, 221354), (652, 190120), (679, 182560), (776, 159740), (784, 158110), (815, 152096), (970, 127792), (980, 126488), (1120, 110677), (1141, 108640), (1304, 95060), (1358, 91280), (1552, 79870), (1568, 79055), (1630, 76048), (1940, 63896), (1960, 63244), (2282, 54320), (2608, 47530), (2716, 45640), (3104, 39935), (3260, 38024), (3395, 36512), (3880, 31948), (3920, 31622), (4564, 27160), (4753, 26080), (5216, 23765), (5432, 22820), (5705, 21728), (6520, 19012), (6790, 18256), (7760, 15974), (7840, 15811), (7987, 15520), (9128, 13580), (9506, 13040), (10864, 11410)]