123207840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{719}}^1$

素因数の和:764

約数の個数: 288

約数和(自身を含む): 509483520

約数和(自身を除く): 386275680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 160, 168, 170, 180, 204, 210, 224, 238, 240, 252, 255, 272, 280, 288, 306, 315, 336, 340, 357, 360, 408, 420, 476, 480, 504, 510, 544, 560, 595, 612, 630, 672, 680, 714, 719, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1120, 1190, 1224, 1260, 1360, 1428, 1438, 1440, 1530, 1632, 1680, 1785, 1904, 2016, 2040, 2142, 2157, 2380, 2448, 2520, 2720, 2856, 2876, 3060, 3360, 3570, 3595, 3808, 4080, 4284, 4314, 4760, 4896, 5033, 5040, 5355, 5712, 5752, 6120, 6471, 7140, 7190, 8160, 8568, 8628, 9520, 10066, 10080, 10710, 10785, 11424, 11504, 12223, 12240, 12942, 14280, 14380, 15099, 17136, 17256, 19040, 20132, 21420, 21570, 23008, 24446, 24480, 25165, 25884, 28560, 28760, 30198, 32355, 34272, 34512, 36669, 40264, 42840, 43140, 45297, 48892, 50330, 51768, 57120, 57520, 60396, 61115, 64710, 69024, 73338, 75495, 80528, 85561, 85680, 86280, 90594, 97784, 100660, 103536, 110007, 115040, 120792, 122230, 129420, 146676, 150990, 161056, 171122, 171360, 172560, 181188, 183345, 195568, 201320, 207072, 220014, 226485, 241584, 244460, 256683, 258840, 293352, 301980, 342244, 345120, 362376, 366690, 391136, 402640, 427805, 440028, 452970, 483168, 488920, 513366, 517680, 550035, 586704, 603960, 684488, 724752, 733380, 770049, 805280, 855610, 880056, 905940, 977840, 1026732, 1035360, 1100070, 1173408, 1207920, 1283415, 1368976, 1449504, 1466760, 1540098, 1711220, 1760112, 1811880, 1955680, 2053464, 2200140, 2415840, 2566830, 2737952, 2933520, 3080196, 3422440, 3520224, 3623760, 3850245, 4106928, 4400280, 5133660, 5867040, 6160392, 6844880, 7247520, 7700490, 8213856, 8800560, 10267320, 12320784, 13689760, 15400980, 17601120, 20534640, 24641568, 30801960, 41069280, 61603920, 123207840]

約数ペア:

[(1, 123207840), (2, 61603920), (3, 41069280), (4, 30801960), (5, 24641568), (6, 20534640), (7, 17601120), (8, 15400980), (9, 13689760), (10, 12320784), (12, 10267320), (14, 8800560), (15, 8213856), (16, 7700490), (17, 7247520), (18, 6844880), (20, 6160392), (21, 5867040), (24, 5133660), (28, 4400280), (30, 4106928), (32, 3850245), (34, 3623760), (35, 3520224), (36, 3422440), (40, 3080196), (42, 2933520), (45, 2737952), (48, 2566830), (51, 2415840), (56, 2200140), (60, 2053464), (63, 1955680), (68, 1811880), (70, 1760112), (72, 1711220), (80, 1540098), (84, 1466760), (85, 1449504), (90, 1368976), (96, 1283415), (102, 1207920), (105, 1173408), (112, 1100070), (119, 1035360), (120, 1026732), (126, 977840), (136, 905940), (140, 880056), (144, 855610), (153, 805280), (160, 770049), (168, 733380), (170, 724752), (180, 684488), (204, 603960), (210, 586704), (224, 550035), (238, 517680), (240, 513366), (252, 488920), (255, 483168), (272, 452970), (280, 440028), (288, 427805), (306, 402640), (315, 391136), (336, 366690), (340, 362376), (357, 345120), (360, 342244), (408, 301980), (420, 293352), (476, 258840), (480, 256683), (504, 244460), (510, 241584), (544, 226485), (560, 220014), (595, 207072), (612, 201320), (630, 195568), (672, 183345), (680, 181188), (714, 172560), (719, 171360), (720, 171122), (765, 161056), (816, 150990), (840, 146676), (952, 129420), (1008, 122230), (1020, 120792), (1071, 115040), (1120, 110007), (1190, 103536), (1224, 100660), (1260, 97784), (1360, 90594), (1428, 86280), (1438, 85680), (1440, 85561), (1530, 80528), (1632, 75495), (1680, 73338), (1785, 69024), (1904, 64710), (2016, 61115), (2040, 60396), (2142, 57520), (2157, 57120), (2380, 51768), (2448, 50330), (2520, 48892), (2720, 45297), (2856, 43140), (2876, 42840), (3060, 40264), (3360, 36669), (3570, 34512), (3595, 34272), (3808, 32355), (4080, 30198), (4284, 28760), (4314, 28560), (4760, 25884), (4896, 25165), (5033, 24480), (5040, 24446), (5355, 23008), (5712, 21570), (5752, 21420), (6120, 20132), (6471, 19040), (7140, 17256), (7190, 17136), (8160, 15099), (8568, 14380), (8628, 14280), (9520, 12942), (10066, 12240), (10080, 12223), (10710, 11504), (10785, 11424)]