305950160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:257

約数の個数: 160

約数和(自身を含む): 796139520

約数和(自身を除く): 490189360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 43, 62, 76, 80, 86, 95, 124, 151, 152, 155, 172, 190, 215, 248, 302, 304, 310, 344, 380, 430, 496, 589, 604, 620, 688, 755, 760, 817, 860, 1178, 1208, 1240, 1333, 1510, 1520, 1634, 1720, 2356, 2416, 2480, 2666, 2869, 2945, 3020, 3268, 3440, 4085, 4681, 4712, 5332, 5738, 5890, 6040, 6493, 6536, 6665, 8170, 9362, 9424, 10664, 11476, 11780, 12080, 12986, 13072, 13330, 14345, 16340, 18724, 21328, 22952, 23405, 23560, 25327, 25972, 26660, 28690, 32465, 32680, 37448, 45904, 46810, 47120, 50654, 51944, 53320, 57380, 64930, 65360, 74896, 88939, 93620, 101308, 103888, 106640, 114760, 123367, 126635, 129860, 177878, 187240, 201283, 202616, 229520, 246734, 253270, 259720, 355756, 374480, 402566, 405232, 444695, 493468, 506540, 519440, 616835, 711512, 805132, 889390, 986936, 1006415, 1013080, 1233670, 1423024, 1610264, 1778780, 1973872, 2012830, 2026160, 2467340, 3220528, 3557560, 3824377, 4025660, 4934680, 7115120, 7648754, 8051320, 9869360, 15297508, 16102640, 19121885, 30595016, 38243770, 61190032, 76487540, 152975080, 305950160]

約数ペア:

[(1, 305950160), (2, 152975080), (4, 76487540), (5, 61190032), (8, 38243770), (10, 30595016), (16, 19121885), (19, 16102640), (20, 15297508), (31, 9869360), (38, 8051320), (40, 7648754), (43, 7115120), (62, 4934680), (76, 4025660), (80, 3824377), (86, 3557560), (95, 3220528), (124, 2467340), (151, 2026160), (152, 2012830), (155, 1973872), (172, 1778780), (190, 1610264), (215, 1423024), (248, 1233670), (302, 1013080), (304, 1006415), (310, 986936), (344, 889390), (380, 805132), (430, 711512), (496, 616835), (589, 519440), (604, 506540), (620, 493468), (688, 444695), (755, 405232), (760, 402566), (817, 374480), (860, 355756), (1178, 259720), (1208, 253270), (1240, 246734), (1333, 229520), (1510, 202616), (1520, 201283), (1634, 187240), (1720, 177878), (2356, 129860), (2416, 126635), (2480, 123367), (2666, 114760), (2869, 106640), (2945, 103888), (3020, 101308), (3268, 93620), (3440, 88939), (4085, 74896), (4681, 65360), (4712, 64930), (5332, 57380), (5738, 53320), (5890, 51944), (6040, 50654), (6493, 47120), (6536, 46810), (6665, 45904), (8170, 37448), (9362, 32680), (9424, 32465), (10664, 28690), (11476, 26660), (11780, 25972), (12080, 25327), (12986, 23560), (13072, 23405), (13330, 22952), (14345, 21328), (16340, 18724)]