128280240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5399}}^1$

素因数の和:5432

約数の個数: 160

約数和(自身を含む): 482112000

約数和(自身を除く): 353831760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5399, 5940, 7920, 10798, 11880, 16197, 21596, 23760, 26995, 32394, 43192, 48591, 53990, 59389, 64788, 80985, 86384, 97182, 107980, 118778, 129576, 145773, 161970, 178167, 194364, 215960, 237556, 242955, 259152, 291546, 296945, 323940, 356334, 388728, 431920, 475112, 485910, 534501, 583092, 593890, 647880, 712668, 728865, 777456, 890835, 950224, 971820, 1069002, 1166184, 1187780, 1295760, 1425336, 1457730, 1603503, 1781670, 1943640, 2138004, 2332368, 2375560, 2672505, 2850672, 2915460, 3207006, 3563340, 3887280, 4276008, 4751120, 5345010, 5830920, 6414012, 7126680, 8017515, 8552016, 10690020, 11661840, 12828024, 14253360, 16035030, 21380040, 25656048, 32070060, 42760080, 64140120, 128280240]

約数ペア:

[(1, 128280240), (2, 64140120), (3, 42760080), (4, 32070060), (5, 25656048), (6, 21380040), (8, 16035030), (9, 14253360), (10, 12828024), (11, 11661840), (12, 10690020), (15, 8552016), (16, 8017515), (18, 7126680), (20, 6414012), (22, 5830920), (24, 5345010), (27, 4751120), (30, 4276008), (33, 3887280), (36, 3563340), (40, 3207006), (44, 2915460), (45, 2850672), (48, 2672505), (54, 2375560), (55, 2332368), (60, 2138004), (66, 1943640), (72, 1781670), (80, 1603503), (88, 1457730), (90, 1425336), (99, 1295760), (108, 1187780), (110, 1166184), (120, 1069002), (132, 971820), (135, 950224), (144, 890835), (165, 777456), (176, 728865), (180, 712668), (198, 647880), (216, 593890), (220, 583092), (240, 534501), (264, 485910), (270, 475112), (297, 431920), (330, 388728), (360, 356334), (396, 323940), (432, 296945), (440, 291546), (495, 259152), (528, 242955), (540, 237556), (594, 215960), (660, 194364), (720, 178167), (792, 161970), (880, 145773), (990, 129576), (1080, 118778), (1188, 107980), (1320, 97182), (1485, 86384), (1584, 80985), (1980, 64788), (2160, 59389), (2376, 53990), (2640, 48591), (2970, 43192), (3960, 32394), (4752, 26995), (5399, 23760), (5940, 21596), (7920, 16197), (10798, 11880)]