56542920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1$

素因数の和:915

約数の個数: 128

約数和(自身を含む): 196439040

約数和(自身を除く): 139896120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 811, 830, 840, 996, 1162, 1245, 1622, 1660, 1743, 1992, 2324, 2433, 2490, 2905, 3244, 3320, 3486, 4055, 4648, 4866, 4980, 5677, 5810, 6488, 6972, 8110, 8715, 9732, 9960, 11354, 11620, 12165, 13944, 16220, 17031, 17430, 19464, 22708, 23240, 24330, 28385, 32440, 34062, 34860, 45416, 48660, 56770, 67313, 68124, 69720, 85155, 97320, 113540, 134626, 136248, 170310, 201939, 227080, 269252, 336565, 340620, 403878, 471191, 538504, 673130, 681240, 807756, 942382, 1009695, 1346260, 1413573, 1615512, 1884764, 2019390, 2355955, 2692520, 2827146, 3769528, 4038780, 4711910, 5654292, 7067865, 8077560, 9423820, 11308584, 14135730, 18847640, 28271460, 56542920]

約数ペア:

[(1, 56542920), (2, 28271460), (3, 18847640), (4, 14135730), (5, 11308584), (6, 9423820), (7, 8077560), (8, 7067865), (10, 5654292), (12, 4711910), (14, 4038780), (15, 3769528), (20, 2827146), (21, 2692520), (24, 2355955), (28, 2019390), (30, 1884764), (35, 1615512), (40, 1413573), (42, 1346260), (56, 1009695), (60, 942382), (70, 807756), (83, 681240), (84, 673130), (105, 538504), (120, 471191), (140, 403878), (166, 340620), (168, 336565), (210, 269252), (249, 227080), (280, 201939), (332, 170310), (415, 136248), (420, 134626), (498, 113540), (581, 97320), (664, 85155), (811, 69720), (830, 68124), (840, 67313), (996, 56770), (1162, 48660), (1245, 45416), (1622, 34860), (1660, 34062), (1743, 32440), (1992, 28385), (2324, 24330), (2433, 23240), (2490, 22708), (2905, 19464), (3244, 17430), (3320, 17031), (3486, 16220), (4055, 13944), (4648, 12165), (4866, 11620), (4980, 11354), (5677, 9960), (5810, 9732), (6488, 8715), (6972, 8110)]