68871600

素因数分解:

$2^4\times 3^3\times 5^2\times 7^1\times {\mathrm{911}}^1$

素因数の和:945

約数の個数: 240

約数和(自身を含む): 280458240

約数和(自身を除く): 211586640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 108, 112, 120, 126, 135, 140, 144, 150, 168, 175, 180, 189, 200, 210, 216, 225, 240, 252, 270, 280, 300, 315, 336, 350, 360, 378, 400, 420, 432, 450, 504, 525, 540, 560, 600, 630, 675, 700, 720, 756, 840, 900, 911, 945, 1008, 1050, 1080, 1200, 1260, 1350, 1400, 1512, 1575, 1680, 1800, 1822, 1890, 2100, 2160, 2520, 2700, 2733, 2800, 3024, 3150, 3600, 3644, 3780, 4200, 4555, 4725, 5040, 5400, 5466, 6300, 6377, 7288, 7560, 8199, 8400, 9110, 9450, 10800, 10932, 12600, 12754, 13665, 14576, 15120, 16398, 18220, 18900, 19131, 21864, 22775, 24597, 25200, 25508, 27330, 31885, 32796, 36440, 37800, 38262, 40995, 43728, 45550, 49194, 51016, 54660, 57393, 63770, 65592, 68325, 72880, 75600, 76524, 81990, 91100, 95655, 98388, 102032, 109320, 114786, 122985, 127540, 131184, 136650, 153048, 159425, 163980, 172179, 182200, 191310, 196776, 204975, 218640, 229572, 245970, 255080, 273300, 286965, 306096, 318850, 327960, 344358, 364400, 382620, 393552, 409950, 459144, 478275, 491940, 510160, 546600, 573930, 614925, 637700, 655920, 688716, 765240, 819900, 860895, 918288, 956550, 983880, 1093200, 1147860, 1229850, 1275400, 1377432, 1434825, 1530480, 1639800, 1721790, 1913100, 1967760, 2295720, 2459700, 2550800, 2754864, 2869650, 3279600, 3443580, 3826200, 4304475, 4591440, 4919400, 5739300, 6887160, 7652400, 8608950, 9838800, 11478600, 13774320, 17217900, 22957200, 34435800, 68871600]

約数ペア:

[(1, 68871600), (2, 34435800), (3, 22957200), (4, 17217900), (5, 13774320), (6, 11478600), (7, 9838800), (8, 8608950), (9, 7652400), (10, 6887160), (12, 5739300), (14, 4919400), (15, 4591440), (16, 4304475), (18, 3826200), (20, 3443580), (21, 3279600), (24, 2869650), (25, 2754864), (27, 2550800), (28, 2459700), (30, 2295720), (35, 1967760), (36, 1913100), (40, 1721790), (42, 1639800), (45, 1530480), (48, 1434825), (50, 1377432), (54, 1275400), (56, 1229850), (60, 1147860), (63, 1093200), (70, 983880), (72, 956550), (75, 918288), (80, 860895), (84, 819900), (90, 765240), (100, 688716), (105, 655920), (108, 637700), (112, 614925), (120, 573930), (126, 546600), (135, 510160), (140, 491940), (144, 478275), (150, 459144), (168, 409950), (175, 393552), (180, 382620), (189, 364400), (200, 344358), (210, 327960), (216, 318850), (225, 306096), (240, 286965), (252, 273300), (270, 255080), (280, 245970), (300, 229572), (315, 218640), (336, 204975), (350, 196776), (360, 191310), (378, 182200), (400, 172179), (420, 163980), (432, 159425), (450, 153048), (504, 136650), (525, 131184), (540, 127540), (560, 122985), (600, 114786), (630, 109320), (675, 102032), (700, 98388), (720, 95655), (756, 91100), (840, 81990), (900, 76524), (911, 75600), (945, 72880), (1008, 68325), (1050, 65592), (1080, 63770), (1200, 57393), (1260, 54660), (1350, 51016), (1400, 49194), (1512, 45550), (1575, 43728), (1680, 40995), (1800, 38262), (1822, 37800), (1890, 36440), (2100, 32796), (2160, 31885), (2520, 27330), (2700, 25508), (2733, 25200), (2800, 24597), (3024, 22775), (3150, 21864), (3600, 19131), (3644, 18900), (3780, 18220), (4200, 16398), (4555, 15120), (4725, 14576), (5040, 13665), (5400, 12754), (5466, 12600), (6300, 10932), (6377, 10800), (7288, 9450), (7560, 9110), (8199, 8400)]