131433040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1171}}^1$

素因数の和:1268

約数の個数: 80

約数和(自身を含む): 324372096

約数和(自身を除く): 192939056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 80, 92, 115, 122, 184, 230, 244, 305, 368, 460, 488, 610, 920, 976, 1171, 1220, 1403, 1840, 2342, 2440, 2806, 4684, 4880, 5612, 5855, 7015, 9368, 11224, 11710, 14030, 18736, 22448, 23420, 26933, 28060, 46840, 53866, 56120, 71431, 93680, 107732, 112240, 134665, 142862, 215464, 269330, 285724, 357155, 430928, 538660, 571448, 714310, 1077320, 1142896, 1428620, 1642913, 2154640, 2857240, 3285826, 5714480, 6571652, 8214565, 13143304, 16429130, 26286608, 32858260, 65716520, 131433040]

約数ペア:

[(1, 131433040), (2, 65716520), (4, 32858260), (5, 26286608), (8, 16429130), (10, 13143304), (16, 8214565), (20, 6571652), (23, 5714480), (40, 3285826), (46, 2857240), (61, 2154640), (80, 1642913), (92, 1428620), (115, 1142896), (122, 1077320), (184, 714310), (230, 571448), (244, 538660), (305, 430928), (368, 357155), (460, 285724), (488, 269330), (610, 215464), (920, 142862), (976, 134665), (1171, 112240), (1220, 107732), (1403, 93680), (1840, 71431), (2342, 56120), (2440, 53866), (2806, 46840), (4684, 28060), (4880, 26933), (5612, 23420), (5855, 22448), (7015, 18736), (9368, 14030), (11224, 11710)]