1656660240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:462

約数の個数: 240

約数和(自身を含む): 5703384960

約数和(自身を除く): 4046724720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 89, 90, 103, 120, 144, 178, 180, 206, 240, 251, 267, 309, 356, 360, 412, 445, 502, 515, 534, 618, 712, 720, 753, 801, 824, 890, 927, 1004, 1030, 1068, 1236, 1255, 1335, 1424, 1506, 1545, 1602, 1648, 1780, 1854, 2008, 2060, 2136, 2259, 2472, 2510, 2670, 3012, 3090, 3204, 3560, 3708, 3765, 4005, 4016, 4120, 4272, 4518, 4635, 4944, 5020, 5340, 6024, 6180, 6408, 7120, 7416, 7530, 8010, 8240, 9036, 9167, 9270, 10040, 10680, 11295, 12048, 12360, 12816, 14832, 15060, 16020, 18072, 18334, 18540, 20080, 21360, 22339, 22590, 24720, 25853, 27501, 30120, 32040, 36144, 36668, 37080, 44678, 45180, 45835, 51706, 55002, 60240, 64080, 67017, 73336, 74160, 77559, 82503, 89356, 90360, 91670, 103412, 110004, 111695, 129265, 134034, 137505, 146672, 155118, 165006, 178712, 180720, 183340, 201051, 206824, 220008, 223390, 232677, 258530, 268068, 275010, 310236, 330012, 335085, 357424, 366680, 387795, 402102, 412515, 413648, 440016, 446780, 465354, 517060, 536136, 550020, 620472, 660024, 670170, 733360, 775590, 804204, 825030, 893560, 930708, 1005255, 1034120, 1072272, 1100040, 1163385, 1240944, 1320048, 1340340, 1551180, 1608408, 1650060, 1787120, 1861416, 2010510, 2068240, 2200080, 2300917, 2326770, 2680680, 3102360, 3216816, 3300120, 3722832, 4021020, 4601834, 4653540, 5361360, 6204720, 6600240, 6902751, 8042040, 9203668, 9307080, 11504585, 13805502, 16084080, 18407336, 18614160, 20708253, 23009170, 27611004, 34513755, 36814672, 41416506, 46018340, 55222008, 69027510, 82833012, 92036680, 103541265, 110444016, 138055020, 165666024, 184073360, 207082530, 276110040, 331332048, 414165060, 552220080, 828330120, 1656660240]

約数ペア:

[(1, 1656660240), (2, 828330120), (3, 552220080), (4, 414165060), (5, 331332048), (6, 276110040), (8, 207082530), (9, 184073360), (10, 165666024), (12, 138055020), (15, 110444016), (16, 103541265), (18, 92036680), (20, 82833012), (24, 69027510), (30, 55222008), (36, 46018340), (40, 41416506), (45, 36814672), (48, 34513755), (60, 27611004), (72, 23009170), (80, 20708253), (89, 18614160), (90, 18407336), (103, 16084080), (120, 13805502), (144, 11504585), (178, 9307080), (180, 9203668), (206, 8042040), (240, 6902751), (251, 6600240), (267, 6204720), (309, 5361360), (356, 4653540), (360, 4601834), (412, 4021020), (445, 3722832), (502, 3300120), (515, 3216816), (534, 3102360), (618, 2680680), (712, 2326770), (720, 2300917), (753, 2200080), (801, 2068240), (824, 2010510), (890, 1861416), (927, 1787120), (1004, 1650060), (1030, 1608408), (1068, 1551180), (1236, 1340340), (1255, 1320048), (1335, 1240944), (1424, 1163385), (1506, 1100040), (1545, 1072272), (1602, 1034120), (1648, 1005255), (1780, 930708), (1854, 893560), (2008, 825030), (2060, 804204), (2136, 775590), (2259, 733360), (2472, 670170), (2510, 660024), (2670, 620472), (3012, 550020), (3090, 536136), (3204, 517060), (3560, 465354), (3708, 446780), (3765, 440016), (4005, 413648), (4016, 412515), (4120, 402102), (4272, 387795), (4518, 366680), (4635, 357424), (4944, 335085), (5020, 330012), (5340, 310236), (6024, 275010), (6180, 268068), (6408, 258530), (7120, 232677), (7416, 223390), (7530, 220008), (8010, 206824), (8240, 201051), (9036, 183340), (9167, 180720), (9270, 178712), (10040, 165006), (10680, 155118), (11295, 146672), (12048, 137505), (12360, 134034), (12816, 129265), (14832, 111695), (15060, 110004), (16020, 103412), (18072, 91670), (18334, 90360), (18540, 89356), (20080, 82503), (21360, 77559), (22339, 74160), (22590, 73336), (24720, 67017), (25853, 64080), (27501, 60240), (30120, 55002), (32040, 51706), (36144, 45835), (36668, 45180), (37080, 44678)]