831432240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1747}}^1$

素因数の和:2427

約数の個数: 120

約数和(自身を含む): 2798051568

約数和(自身を除く): 1966619328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 661, 720, 1322, 1747, 1983, 2644, 3305, 3494, 3966, 5241, 5288, 5949, 6610, 6988, 7932, 8735, 9915, 10482, 10576, 11898, 13220, 13976, 15723, 15864, 17470, 19830, 20964, 23796, 26205, 26440, 27952, 29745, 31446, 31728, 34940, 39660, 41928, 47592, 52410, 52880, 59490, 62892, 69880, 78615, 79320, 83856, 95184, 104820, 118980, 125784, 139760, 157230, 158640, 209640, 237960, 251568, 314460, 419280, 475920, 628920, 1154767, 1257840, 2309534, 3464301, 4619068, 5773835, 6928602, 9238136, 10392903, 11547670, 13857204, 17321505, 18476272, 20785806, 23095340, 27714408, 34643010, 41571612, 46190680, 51964515, 55428816, 69286020, 83143224, 92381360, 103929030, 138572040, 166286448, 207858060, 277144080, 415716120, 831432240]

約数ペア:

[(1, 831432240), (2, 415716120), (3, 277144080), (4, 207858060), (5, 166286448), (6, 138572040), (8, 103929030), (9, 92381360), (10, 83143224), (12, 69286020), (15, 55428816), (16, 51964515), (18, 46190680), (20, 41571612), (24, 34643010), (30, 27714408), (36, 23095340), (40, 20785806), (45, 18476272), (48, 17321505), (60, 13857204), (72, 11547670), (80, 10392903), (90, 9238136), (120, 6928602), (144, 5773835), (180, 4619068), (240, 3464301), (360, 2309534), (661, 1257840), (720, 1154767), (1322, 628920), (1747, 475920), (1983, 419280), (2644, 314460), (3305, 251568), (3494, 237960), (3966, 209640), (5241, 158640), (5288, 157230), (5949, 139760), (6610, 125784), (6988, 118980), (7932, 104820), (8735, 95184), (9915, 83856), (10482, 79320), (10576, 78615), (11898, 69880), (13220, 62892), (13976, 59490), (15723, 52880), (15864, 52410), (17470, 47592), (19830, 41928), (20964, 39660), (23796, 34940), (26205, 31728), (26440, 31446), (27952, 29745)]