240193520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1873}}^1$

素因数の和:2122

約数の個数: 80

約数和(自身を含む): 641357760

約数和(自身を除く): 401164240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 458, 560, 916, 1145, 1603, 1832, 1873, 2290, 3206, 3664, 3746, 4580, 6412, 7492, 8015, 9160, 9365, 12824, 13111, 14984, 16030, 18320, 18730, 25648, 26222, 29968, 32060, 37460, 52444, 64120, 65555, 74920, 104888, 128240, 131110, 149840, 209776, 262220, 428917, 524440, 857834, 1048880, 1715668, 2144585, 3002419, 3431336, 4289170, 6004838, 6862672, 8578340, 12009676, 15012095, 17156680, 24019352, 30024190, 34313360, 48038704, 60048380, 120096760, 240193520]

約数ペア:

[(1, 240193520), (2, 120096760), (4, 60048380), (5, 48038704), (7, 34313360), (8, 30024190), (10, 24019352), (14, 17156680), (16, 15012095), (20, 12009676), (28, 8578340), (35, 6862672), (40, 6004838), (56, 4289170), (70, 3431336), (80, 3002419), (112, 2144585), (140, 1715668), (229, 1048880), (280, 857834), (458, 524440), (560, 428917), (916, 262220), (1145, 209776), (1603, 149840), (1832, 131110), (1873, 128240), (2290, 104888), (3206, 74920), (3664, 65555), (3746, 64120), (4580, 52444), (6412, 37460), (7492, 32060), (8015, 29968), (9160, 26222), (9365, 25648), (12824, 18730), (13111, 18320), (14984, 16030)]