780148460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{2221}}^1$

素因数の和:2443

約数の個数: 96

約数和(自身を含む): 2027743872

約数和(自身を除く): 1247595412

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 193, 260, 364, 386, 455, 772, 910, 965, 1351, 1820, 1930, 2221, 2509, 2702, 3860, 4442, 5018, 5404, 6755, 8884, 10036, 11105, 12545, 13510, 15547, 17563, 22210, 25090, 27020, 28873, 31094, 35126, 44420, 50180, 57746, 62188, 70252, 77735, 87815, 115492, 144365, 155470, 175630, 202111, 288730, 310940, 351260, 404222, 428653, 577460, 808444, 857306, 1010555, 1714612, 2021110, 2143265, 3000571, 4042220, 4286530, 5572489, 6001142, 8573060, 11144978, 12002284, 15002855, 22289956, 27862445, 30005710, 39007423, 55724890, 60011420, 78014846, 111449780, 156029692, 195037115, 390074230, 780148460]

約数ペア:

[(1, 780148460), (2, 390074230), (4, 195037115), (5, 156029692), (7, 111449780), (10, 78014846), (13, 60011420), (14, 55724890), (20, 39007423), (26, 30005710), (28, 27862445), (35, 22289956), (52, 15002855), (65, 12002284), (70, 11144978), (91, 8573060), (130, 6001142), (140, 5572489), (182, 4286530), (193, 4042220), (260, 3000571), (364, 2143265), (386, 2021110), (455, 1714612), (772, 1010555), (910, 857306), (965, 808444), (1351, 577460), (1820, 428653), (1930, 404222), (2221, 351260), (2509, 310940), (2702, 288730), (3860, 202111), (4442, 175630), (5018, 155470), (5404, 144365), (6755, 115492), (8884, 87815), (10036, 77735), (11105, 70252), (12545, 62188), (13510, 57746), (15547, 50180), (17563, 44420), (22210, 35126), (25090, 31094), (27020, 28873)]