21751200

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:101

約数の個数: 288

約数和(自身を含む): 84369600

約数和(自身を除く): 62618400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 27, 30, 32, 36, 38, 40, 45, 48, 50, 53, 54, 57, 60, 72, 75, 76, 80, 90, 95, 96, 100, 106, 108, 114, 120, 135, 144, 150, 152, 159, 160, 171, 180, 190, 200, 212, 216, 225, 228, 240, 265, 270, 285, 288, 300, 304, 318, 342, 360, 380, 400, 424, 432, 450, 456, 475, 477, 480, 513, 530, 540, 570, 600, 608, 636, 675, 684, 720, 760, 795, 800, 848, 855, 864, 900, 912, 950, 954, 1007, 1026, 1060, 1080, 1140, 1200, 1272, 1325, 1350, 1368, 1425, 1431, 1440, 1520, 1590, 1696, 1710, 1800, 1824, 1900, 1908, 2014, 2052, 2120, 2160, 2280, 2385, 2400, 2544, 2565, 2650, 2700, 2736, 2850, 2862, 3021, 3040, 3180, 3420, 3600, 3800, 3816, 3975, 4028, 4104, 4240, 4275, 4320, 4560, 4770, 5035, 5088, 5130, 5300, 5400, 5472, 5700, 5724, 6042, 6360, 6840, 7155, 7200, 7600, 7632, 7950, 8056, 8208, 8480, 8550, 9063, 9120, 9540, 10070, 10260, 10600, 10800, 11400, 11448, 11925, 12084, 12720, 12825, 13680, 14310, 15105, 15200, 15264, 15900, 16112, 16416, 17100, 18126, 19080, 20140, 20520, 21200, 21600, 22800, 22896, 23850, 24168, 25175, 25440, 25650, 27189, 27360, 28620, 30210, 31800, 32224, 34200, 35775, 36252, 38160, 40280, 41040, 42400, 45315, 45600, 45792, 47700, 48336, 50350, 51300, 54378, 57240, 60420, 63600, 68400, 71550, 72504, 75525, 76320, 80560, 82080, 90630, 95400, 96672, 100700, 102600, 108756, 114480, 120840, 127200, 135945, 136800, 143100, 145008, 151050, 161120, 181260, 190800, 201400, 205200, 217512, 226575, 228960, 241680, 271890, 286200, 290016, 302100, 362520, 381600, 402800, 410400, 435024, 453150, 483360, 543780, 572400, 604200, 679725, 725040, 805600, 870048, 906300, 1087560, 1144800, 1208400, 1359450, 1450080, 1812600, 2175120, 2416800, 2718900, 3625200, 4350240, 5437800, 7250400, 10875600, 21751200]

約数ペア:

[(1, 21751200), (2, 10875600), (3, 7250400), (4, 5437800), (5, 4350240), (6, 3625200), (8, 2718900), (9, 2416800), (10, 2175120), (12, 1812600), (15, 1450080), (16, 1359450), (18, 1208400), (19, 1144800), (20, 1087560), (24, 906300), (25, 870048), (27, 805600), (30, 725040), (32, 679725), (36, 604200), (38, 572400), (40, 543780), (45, 483360), (48, 453150), (50, 435024), (53, 410400), (54, 402800), (57, 381600), (60, 362520), (72, 302100), (75, 290016), (76, 286200), (80, 271890), (90, 241680), (95, 228960), (96, 226575), (100, 217512), (106, 205200), (108, 201400), (114, 190800), (120, 181260), (135, 161120), (144, 151050), (150, 145008), (152, 143100), (159, 136800), (160, 135945), (171, 127200), (180, 120840), (190, 114480), (200, 108756), (212, 102600), (216, 100700), (225, 96672), (228, 95400), (240, 90630), (265, 82080), (270, 80560), (285, 76320), (288, 75525), (300, 72504), (304, 71550), (318, 68400), (342, 63600), (360, 60420), (380, 57240), (400, 54378), (424, 51300), (432, 50350), (450, 48336), (456, 47700), (475, 45792), (477, 45600), (480, 45315), (513, 42400), (530, 41040), (540, 40280), (570, 38160), (600, 36252), (608, 35775), (636, 34200), (675, 32224), (684, 31800), (720, 30210), (760, 28620), (795, 27360), (800, 27189), (848, 25650), (855, 25440), (864, 25175), (900, 24168), (912, 23850), (950, 22896), (954, 22800), (1007, 21600), (1026, 21200), (1060, 20520), (1080, 20140), (1140, 19080), (1200, 18126), (1272, 17100), (1325, 16416), (1350, 16112), (1368, 15900), (1425, 15264), (1431, 15200), (1440, 15105), (1520, 14310), (1590, 13680), (1696, 12825), (1710, 12720), (1800, 12084), (1824, 11925), (1900, 11448), (1908, 11400), (2014, 10800), (2052, 10600), (2120, 10260), (2160, 10070), (2280, 9540), (2385, 9120), (2400, 9063), (2544, 8550), (2565, 8480), (2650, 8208), (2700, 8056), (2736, 7950), (2850, 7632), (2862, 7600), (3021, 7200), (3040, 7155), (3180, 6840), (3420, 6360), (3600, 6042), (3800, 5724), (3816, 5700), (3975, 5472), (4028, 5400), (4104, 5300), (4240, 5130), (4275, 5088), (4320, 5035), (4560, 4770)]