249305840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23431}}^1$

素因数の和:23470

約数の個数: 80

約数和(自身を含む): 697336320

約数和(自身を除く): 448030480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 23431, 46862, 93724, 117155, 164017, 187448, 234310, 328034, 374896, 445189, 468620, 656068, 820085, 890378, 937240, 1312136, 1640170, 1780756, 1874480, 2225945, 2624272, 3116323, 3280340, 3561512, 4451890, 6232646, 6560680, 7123024, 8903780, 12465292, 13121360, 15581615, 17807560, 24930584, 31163230, 35615120, 49861168, 62326460, 124652920, 249305840]

約数ペア:

[(1, 249305840), (2, 124652920), (4, 62326460), (5, 49861168), (7, 35615120), (8, 31163230), (10, 24930584), (14, 17807560), (16, 15581615), (19, 13121360), (20, 12465292), (28, 8903780), (35, 7123024), (38, 6560680), (40, 6232646), (56, 4451890), (70, 3561512), (76, 3280340), (80, 3116323), (95, 2624272), (112, 2225945), (133, 1874480), (140, 1780756), (152, 1640170), (190, 1312136), (266, 937240), (280, 890378), (304, 820085), (380, 656068), (532, 468620), (560, 445189), (665, 374896), (760, 328034), (1064, 234310), (1330, 187448), (1520, 164017), (2128, 117155), (2660, 93724), (5320, 46862), (10640, 23431)]