178746360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{769}}^1$

素因数の和:945

約数の個数: 128

約数和(自身を含む): 582120000

約数和(自身を除く): 403373640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 149, 156, 195, 260, 298, 312, 390, 447, 520, 596, 745, 769, 780, 894, 1192, 1490, 1538, 1560, 1788, 1937, 2235, 2307, 2980, 3076, 3576, 3845, 3874, 4470, 4614, 5811, 5960, 6152, 7690, 7748, 8940, 9228, 9685, 9997, 11535, 11622, 15380, 15496, 17880, 18456, 19370, 19994, 23070, 23244, 29055, 29991, 30760, 38740, 39988, 46140, 46488, 49985, 58110, 59982, 77480, 79976, 92280, 99970, 114581, 116220, 119964, 149955, 199940, 229162, 232440, 239928, 299910, 343743, 399880, 458324, 572905, 599820, 687486, 916648, 1145810, 1199640, 1374972, 1489553, 1718715, 2291620, 2749944, 2979106, 3437430, 4468659, 4583240, 5958212, 6874860, 7447765, 8937318, 11916424, 13749720, 14895530, 17874636, 22343295, 29791060, 35749272, 44686590, 59582120, 89373180, 178746360]

約数ペア:

[(1, 178746360), (2, 89373180), (3, 59582120), (4, 44686590), (5, 35749272), (6, 29791060), (8, 22343295), (10, 17874636), (12, 14895530), (13, 13749720), (15, 11916424), (20, 8937318), (24, 7447765), (26, 6874860), (30, 5958212), (39, 4583240), (40, 4468659), (52, 3437430), (60, 2979106), (65, 2749944), (78, 2291620), (104, 1718715), (120, 1489553), (130, 1374972), (149, 1199640), (156, 1145810), (195, 916648), (260, 687486), (298, 599820), (312, 572905), (390, 458324), (447, 399880), (520, 343743), (596, 299910), (745, 239928), (769, 232440), (780, 229162), (894, 199940), (1192, 149955), (1490, 119964), (1538, 116220), (1560, 114581), (1788, 99970), (1937, 92280), (2235, 79976), (2307, 77480), (2980, 59982), (3076, 58110), (3576, 49985), (3845, 46488), (3874, 46140), (4470, 39988), (4614, 38740), (5811, 30760), (5960, 29991), (6152, 29055), (7690, 23244), (7748, 23070), (8940, 19994), (9228, 19370), (9685, 18456), (9997, 17880), (11535, 15496), (11622, 15380)]