378188920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 938952000

約数和(自身を除く): 560763080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 53, 76, 82, 95, 106, 152, 164, 190, 205, 212, 229, 265, 328, 380, 410, 424, 458, 530, 760, 779, 820, 916, 1007, 1060, 1145, 1558, 1640, 1832, 2014, 2120, 2173, 2290, 3116, 3895, 4028, 4346, 4351, 4580, 5035, 6232, 7790, 8056, 8692, 8702, 9160, 9389, 10070, 10865, 12137, 15580, 17384, 17404, 18778, 20140, 21730, 21755, 24274, 31160, 34808, 37556, 40280, 41287, 43460, 43510, 46945, 48548, 60685, 75112, 82574, 86920, 87020, 93890, 97096, 121370, 165148, 174040, 178391, 187780, 206435, 230603, 242740, 330296, 356782, 375560, 412870, 461206, 485480, 497617, 713564, 825740, 891955, 922412, 995234, 1153015, 1427128, 1651480, 1783910, 1844824, 1990468, 2306030, 2488085, 3567820, 3980936, 4612060, 4976170, 7135640, 9224120, 9454723, 9952340, 18909446, 19904680, 37818892, 47273615, 75637784, 94547230, 189094460, 378188920]

約数ペア:

[(1, 378188920), (2, 189094460), (4, 94547230), (5, 75637784), (8, 47273615), (10, 37818892), (19, 19904680), (20, 18909446), (38, 9952340), (40, 9454723), (41, 9224120), (53, 7135640), (76, 4976170), (82, 4612060), (95, 3980936), (106, 3567820), (152, 2488085), (164, 2306030), (190, 1990468), (205, 1844824), (212, 1783910), (229, 1651480), (265, 1427128), (328, 1153015), (380, 995234), (410, 922412), (424, 891955), (458, 825740), (530, 713564), (760, 497617), (779, 485480), (820, 461206), (916, 412870), (1007, 375560), (1060, 356782), (1145, 330296), (1558, 242740), (1640, 230603), (1832, 206435), (2014, 187780), (2120, 178391), (2173, 174040), (2290, 165148), (3116, 121370), (3895, 97096), (4028, 93890), (4346, 87020), (4351, 86920), (4580, 82574), (5035, 75112), (6232, 60685), (7790, 48548), (8056, 46945), (8692, 43510), (8702, 43460), (9160, 41287), (9389, 40280), (10070, 37556), (10865, 34808), (12137, 31160), (15580, 24274), (17384, 21755), (17404, 21730), (18778, 20140)]