77820720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6899}}^1$

素因数の和:6962

約数の個数: 80

約数和(自身を含む): 246412800

約数和(自身を除く): 168592080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 6899, 11280, 13798, 20697, 27596, 34495, 41394, 55192, 68990, 82788, 103485, 110384, 137980, 165576, 206970, 275960, 324253, 331152, 413940, 551920, 648506, 827880, 972759, 1297012, 1621265, 1655760, 1945518, 2594024, 3242530, 3891036, 4863795, 5188048, 6485060, 7782072, 9727590, 12970120, 15564144, 19455180, 25940240, 38910360, 77820720]

約数ペア:

[(1, 77820720), (2, 38910360), (3, 25940240), (4, 19455180), (5, 15564144), (6, 12970120), (8, 9727590), (10, 7782072), (12, 6485060), (15, 5188048), (16, 4863795), (20, 3891036), (24, 3242530), (30, 2594024), (40, 1945518), (47, 1655760), (48, 1621265), (60, 1297012), (80, 972759), (94, 827880), (120, 648506), (141, 551920), (188, 413940), (235, 331152), (240, 324253), (282, 275960), (376, 206970), (470, 165576), (564, 137980), (705, 110384), (752, 103485), (940, 82788), (1128, 68990), (1410, 55192), (1880, 41394), (2256, 34495), (2820, 27596), (3760, 20697), (5640, 13798), (6899, 11280)]