1990166400

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3637}}^1$

素因数の和:3686

約数の個数: 288

約数和(自身を含む): 7477181400

約数和(自身を除く): 5487015000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 30, 32, 36, 38, 40, 45, 48, 50, 57, 60, 64, 72, 75, 76, 80, 90, 95, 96, 100, 114, 120, 128, 144, 150, 152, 160, 171, 180, 190, 192, 200, 225, 228, 240, 285, 288, 300, 304, 320, 342, 360, 380, 384, 400, 450, 456, 475, 480, 570, 576, 600, 608, 640, 684, 720, 760, 800, 855, 900, 912, 950, 960, 1140, 1152, 1200, 1216, 1368, 1425, 1440, 1520, 1600, 1710, 1800, 1824, 1900, 1920, 2280, 2400, 2432, 2736, 2850, 2880, 3040, 3200, 3420, 3600, 3637, 3648, 3800, 4275, 4560, 4800, 5472, 5700, 5760, 6080, 6840, 7200, 7274, 7296, 7600, 8550, 9120, 9600, 10911, 10944, 11400, 12160, 13680, 14400, 14548, 15200, 17100, 18185, 18240, 21822, 21888, 22800, 27360, 28800, 29096, 30400, 32733, 34200, 36370, 36480, 43644, 45600, 54555, 54720, 58192, 60800, 65466, 68400, 69103, 72740, 87288, 90925, 91200, 109110, 109440, 116384, 130932, 136800, 138206, 145480, 163665, 174576, 181850, 182400, 207309, 218220, 232768, 261864, 272775, 273600, 276412, 290960, 327330, 345515, 349152, 363700, 414618, 436440, 465536, 523728, 545550, 547200, 552824, 581920, 621927, 654660, 691030, 698304, 727400, 818325, 829236, 872880, 1036545, 1047456, 1091100, 1105648, 1163840, 1243854, 1309320, 1382060, 1396608, 1454800, 1636650, 1658472, 1727575, 1745760, 2073090, 2094912, 2182200, 2211296, 2327680, 2487708, 2618640, 2764120, 2909600, 3109635, 3273300, 3316944, 3455150, 3491520, 4146180, 4189824, 4364400, 4422592, 4975416, 5182725, 5237280, 5528240, 5819200, 6219270, 6546600, 6633888, 6910300, 6983040, 8292360, 8728800, 8845184, 9950832, 10365450, 10474560, 11056480, 11638400, 12438540, 13093200, 13267776, 13820600, 15548175, 16584720, 17457600, 19901664, 20730900, 20949120, 22112960, 24877080, 26186400, 26535552, 27641200, 31096350, 33169440, 34915200, 39803328, 41461800, 44225920, 49754160, 52372800, 55282400, 62192700, 66338880, 79606656, 82923600, 99508320, 104745600, 110564800, 124385400, 132677760, 165847200, 199016640, 221129600, 248770800, 331694400, 398033280, 497541600, 663388800, 995083200, 1990166400]

約数ペア:

[(1, 1990166400), (2, 995083200), (3, 663388800), (4, 497541600), (5, 398033280), (6, 331694400), (8, 248770800), (9, 221129600), (10, 199016640), (12, 165847200), (15, 132677760), (16, 124385400), (18, 110564800), (19, 104745600), (20, 99508320), (24, 82923600), (25, 79606656), (30, 66338880), (32, 62192700), (36, 55282400), (38, 52372800), (40, 49754160), (45, 44225920), (48, 41461800), (50, 39803328), (57, 34915200), (60, 33169440), (64, 31096350), (72, 27641200), (75, 26535552), (76, 26186400), (80, 24877080), (90, 22112960), (95, 20949120), (96, 20730900), (100, 19901664), (114, 17457600), (120, 16584720), (128, 15548175), (144, 13820600), (150, 13267776), (152, 13093200), (160, 12438540), (171, 11638400), (180, 11056480), (190, 10474560), (192, 10365450), (200, 9950832), (225, 8845184), (228, 8728800), (240, 8292360), (285, 6983040), (288, 6910300), (300, 6633888), (304, 6546600), (320, 6219270), (342, 5819200), (360, 5528240), (380, 5237280), (384, 5182725), (400, 4975416), (450, 4422592), (456, 4364400), (475, 4189824), (480, 4146180), (570, 3491520), (576, 3455150), (600, 3316944), (608, 3273300), (640, 3109635), (684, 2909600), (720, 2764120), (760, 2618640), (800, 2487708), (855, 2327680), (900, 2211296), (912, 2182200), (950, 2094912), (960, 2073090), (1140, 1745760), (1152, 1727575), (1200, 1658472), (1216, 1636650), (1368, 1454800), (1425, 1396608), (1440, 1382060), (1520, 1309320), (1600, 1243854), (1710, 1163840), (1800, 1105648), (1824, 1091100), (1900, 1047456), (1920, 1036545), (2280, 872880), (2400, 829236), (2432, 818325), (2736, 727400), (2850, 698304), (2880, 691030), (3040, 654660), (3200, 621927), (3420, 581920), (3600, 552824), (3637, 547200), (3648, 545550), (3800, 523728), (4275, 465536), (4560, 436440), (4800, 414618), (5472, 363700), (5700, 349152), (5760, 345515), (6080, 327330), (6840, 290960), (7200, 276412), (7274, 273600), (7296, 272775), (7600, 261864), (8550, 232768), (9120, 218220), (9600, 207309), (10911, 182400), (10944, 181850), (11400, 174576), (12160, 163665), (13680, 145480), (14400, 138206), (14548, 136800), (15200, 130932), (17100, 116384), (18185, 109440), (18240, 109110), (21822, 91200), (21888, 90925), (22800, 87288), (27360, 72740), (28800, 69103), (29096, 68400), (30400, 65466), (32733, 60800), (34200, 58192), (36370, 54720), (36480, 54555), (43644, 45600)]