399888510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1367}}^1$

素因数の和:1590

約数の個数: 96

約数和(自身を含む): 1122854400

約数和(自身を除く): 722965890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 199, 210, 245, 294, 398, 490, 597, 735, 995, 1194, 1367, 1393, 1470, 1990, 2734, 2786, 2985, 4101, 4179, 5970, 6835, 6965, 8202, 8358, 9569, 9751, 13670, 13930, 19138, 19502, 20505, 20895, 28707, 29253, 41010, 41790, 47845, 48755, 57414, 58506, 66983, 95690, 97510, 133966, 143535, 146265, 200949, 272033, 287070, 292530, 334915, 401898, 544066, 669830, 816099, 1004745, 1360165, 1632198, 1904231, 2009490, 2720330, 3808462, 4080495, 5712693, 8160990, 9521155, 11425386, 13329617, 19042310, 26659234, 28563465, 39988851, 57126930, 66648085, 79977702, 133296170, 199944255, 399888510]

約数ペア:

[(1, 399888510), (2, 199944255), (3, 133296170), (5, 79977702), (6, 66648085), (7, 57126930), (10, 39988851), (14, 28563465), (15, 26659234), (21, 19042310), (30, 13329617), (35, 11425386), (42, 9521155), (49, 8160990), (70, 5712693), (98, 4080495), (105, 3808462), (147, 2720330), (199, 2009490), (210, 1904231), (245, 1632198), (294, 1360165), (398, 1004745), (490, 816099), (597, 669830), (735, 544066), (995, 401898), (1194, 334915), (1367, 292530), (1393, 287070), (1470, 272033), (1990, 200949), (2734, 146265), (2786, 143535), (2985, 133966), (4101, 97510), (4179, 95690), (5970, 66983), (6835, 58506), (6965, 57414), (8202, 48755), (8358, 47845), (9569, 41790), (9751, 41010), (13670, 29253), (13930, 28707), (19138, 20895), (19502, 20505)]