280508400

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1413

約数の個数: 240

約数和(自身を含む): 1051718400

約数和(自身を除く): 771210000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 27, 30, 36, 38, 40, 45, 48, 50, 54, 57, 60, 72, 75, 76, 80, 90, 95, 100, 108, 114, 120, 135, 144, 150, 152, 171, 180, 190, 200, 216, 225, 228, 240, 270, 285, 300, 304, 342, 360, 380, 400, 432, 450, 456, 475, 513, 540, 570, 600, 675, 684, 720, 760, 855, 900, 912, 950, 1026, 1080, 1140, 1200, 1350, 1367, 1368, 1425, 1520, 1710, 1800, 1900, 2052, 2160, 2280, 2565, 2700, 2734, 2736, 2850, 3420, 3600, 3800, 4101, 4104, 4275, 4560, 5130, 5400, 5468, 5700, 6835, 6840, 7600, 8202, 8208, 8550, 10260, 10800, 10936, 11400, 12303, 12825, 13670, 13680, 16404, 17100, 20505, 20520, 21872, 22800, 24606, 25650, 25973, 27340, 32808, 34175, 34200, 36909, 41010, 41040, 49212, 51300, 51946, 54680, 61515, 65616, 68350, 68400, 73818, 77919, 82020, 98424, 102525, 102600, 103892, 109360, 123030, 129865, 136700, 147636, 155838, 164040, 184545, 196848, 205050, 205200, 207784, 233757, 246060, 259730, 273400, 295272, 307575, 311676, 328080, 369090, 389595, 410100, 415568, 467514, 492120, 519460, 546800, 590544, 615150, 623352, 649325, 701271, 738180, 779190, 820200, 922725, 935028, 984240, 1038920, 1168785, 1230300, 1246704, 1298650, 1402542, 1476360, 1558380, 1640400, 1845450, 1870056, 1947975, 2077840, 2337570, 2460600, 2597300, 2805084, 2952720, 3116760, 3506355, 3690900, 3740112, 3895950, 4675140, 4921200, 5194600, 5610168, 5843925, 6233520, 7012710, 7381800, 7791900, 9350280, 10389200, 11220336, 11687850, 14025420, 14763600, 15583800, 17531775, 18700560, 23375700, 28050840, 31167600, 35063550, 46751400, 56101680, 70127100, 93502800, 140254200, 280508400]

約数ペア:

[(1, 280508400), (2, 140254200), (3, 93502800), (4, 70127100), (5, 56101680), (6, 46751400), (8, 35063550), (9, 31167600), (10, 28050840), (12, 23375700), (15, 18700560), (16, 17531775), (18, 15583800), (19, 14763600), (20, 14025420), (24, 11687850), (25, 11220336), (27, 10389200), (30, 9350280), (36, 7791900), (38, 7381800), (40, 7012710), (45, 6233520), (48, 5843925), (50, 5610168), (54, 5194600), (57, 4921200), (60, 4675140), (72, 3895950), (75, 3740112), (76, 3690900), (80, 3506355), (90, 3116760), (95, 2952720), (100, 2805084), (108, 2597300), (114, 2460600), (120, 2337570), (135, 2077840), (144, 1947975), (150, 1870056), (152, 1845450), (171, 1640400), (180, 1558380), (190, 1476360), (200, 1402542), (216, 1298650), (225, 1246704), (228, 1230300), (240, 1168785), (270, 1038920), (285, 984240), (300, 935028), (304, 922725), (342, 820200), (360, 779190), (380, 738180), (400, 701271), (432, 649325), (450, 623352), (456, 615150), (475, 590544), (513, 546800), (540, 519460), (570, 492120), (600, 467514), (675, 415568), (684, 410100), (720, 389595), (760, 369090), (855, 328080), (900, 311676), (912, 307575), (950, 295272), (1026, 273400), (1080, 259730), (1140, 246060), (1200, 233757), (1350, 207784), (1367, 205200), (1368, 205050), (1425, 196848), (1520, 184545), (1710, 164040), (1800, 155838), (1900, 147636), (2052, 136700), (2160, 129865), (2280, 123030), (2565, 109360), (2700, 103892), (2734, 102600), (2736, 102525), (2850, 98424), (3420, 82020), (3600, 77919), (3800, 73818), (4101, 68400), (4104, 68350), (4275, 65616), (4560, 61515), (5130, 54680), (5400, 51946), (5468, 51300), (5700, 49212), (6835, 41040), (6840, 41010), (7600, 36909), (8202, 34200), (8208, 34175), (8550, 32808), (10260, 27340), (10800, 25973), (10936, 25650), (11400, 24606), (12303, 22800), (12825, 21872), (13670, 20520), (13680, 20505), (16404, 17100)]