78258480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19181}}^1$

素因数の和:19214

約数の個数: 80

約数和(自身を含む): 256885344

約数和(自身を除く): 178626864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 19181, 38362, 57543, 76724, 95905, 115086, 153448, 191810, 230172, 287715, 306896, 326077, 383620, 460344, 575430, 652154, 767240, 920688, 978231, 1150860, 1304308, 1534480, 1630385, 1956462, 2301720, 2608616, 3260770, 3912924, 4603440, 4891155, 5217232, 6521540, 7825848, 9782310, 13043080, 15651696, 19564620, 26086160, 39129240, 78258480]

約数ペア:

[(1, 78258480), (2, 39129240), (3, 26086160), (4, 19564620), (5, 15651696), (6, 13043080), (8, 9782310), (10, 7825848), (12, 6521540), (15, 5217232), (16, 4891155), (17, 4603440), (20, 3912924), (24, 3260770), (30, 2608616), (34, 2301720), (40, 1956462), (48, 1630385), (51, 1534480), (60, 1304308), (68, 1150860), (80, 978231), (85, 920688), (102, 767240), (120, 652154), (136, 575430), (170, 460344), (204, 383620), (240, 326077), (255, 306896), (272, 287715), (340, 230172), (408, 191810), (510, 153448), (680, 115086), (816, 95905), (1020, 76724), (1360, 57543), (2040, 38362), (4080, 19181)]