370163920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1997}}^1$

素因数の和:2348

約数の個数: 80

約数和(自身を含む): 987043968

約数和(自身を除く): 616880048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 331, 560, 662, 1324, 1655, 1997, 2317, 2648, 3310, 3994, 4634, 5296, 6620, 7988, 9268, 9985, 11585, 13240, 13979, 15976, 18536, 19970, 23170, 26480, 27958, 31952, 37072, 39940, 46340, 55916, 69895, 79880, 92680, 111832, 139790, 159760, 185360, 223664, 279580, 559160, 661007, 1118320, 1322014, 2644028, 3305035, 4627049, 5288056, 6610070, 9254098, 10576112, 13220140, 18508196, 23135245, 26440280, 37016392, 46270490, 52880560, 74032784, 92540980, 185081960, 370163920]

約数ペア:

[(1, 370163920), (2, 185081960), (4, 92540980), (5, 74032784), (7, 52880560), (8, 46270490), (10, 37016392), (14, 26440280), (16, 23135245), (20, 18508196), (28, 13220140), (35, 10576112), (40, 9254098), (56, 6610070), (70, 5288056), (80, 4627049), (112, 3305035), (140, 2644028), (280, 1322014), (331, 1118320), (560, 661007), (662, 559160), (1324, 279580), (1655, 223664), (1997, 185360), (2317, 159760), (2648, 139790), (3310, 111832), (3994, 92680), (4634, 79880), (5296, 69895), (6620, 55916), (7988, 46340), (9268, 39940), (9985, 37072), (11585, 31952), (13240, 27958), (13979, 26480), (15976, 23170), (18536, 19970)]