781021344

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^2\times {\mathrm{28151}}^1$

素因数の和:28198

約数の個数: 72

約数和(自身を含む): 2177951328

約数和(自身を除く): 1396929984

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 289, 408, 544, 578, 816, 867, 1156, 1632, 1734, 2312, 3468, 4624, 6936, 9248, 13872, 27744, 28151, 56302, 84453, 112604, 168906, 225208, 337812, 450416, 478567, 675624, 900832, 957134, 1351248, 1435701, 1914268, 2702496, 2871402, 3828536, 5742804, 7657072, 8135639, 11485608, 15314144, 16271278, 22971216, 24406917, 32542556, 45942432, 48813834, 65085112, 97627668, 130170224, 195255336, 260340448, 390510672, 781021344]

約数ペア:

[(1, 781021344), (2, 390510672), (3, 260340448), (4, 195255336), (6, 130170224), (8, 97627668), (12, 65085112), (16, 48813834), (17, 45942432), (24, 32542556), (32, 24406917), (34, 22971216), (48, 16271278), (51, 15314144), (68, 11485608), (96, 8135639), (102, 7657072), (136, 5742804), (204, 3828536), (272, 2871402), (289, 2702496), (408, 1914268), (544, 1435701), (578, 1351248), (816, 957134), (867, 900832), (1156, 675624), (1632, 478567), (1734, 450416), (2312, 337812), (3468, 225208), (4624, 168906), (6936, 112604), (9248, 84453), (13872, 56302), (27744, 28151)]