1272886440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{2801}}^1$

素因数の和:3363

約数の個数: 128

約数和(自身を含む): 4373809920

約数和(自身を除く): 3100923480

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, 84, 105, 120, 140, 168, 210, 280, 420, 541, 840, 1082, 1623, 2164, 2705, 2801, 3246, 3787, 4328, 5410, 5602, 6492, 7574, 8115, 8403, 10820, 11204, 11361, 12984, 14005, 15148, 16230, 16806, 18935, 19607, 21640, 22408, 22722, 28010, 30296, 32460, 33612, 37870, 39214, 42015, 45444, 56020, 56805, 58821, 64920, 67224, 75740, 78428, 84030, 90888, 98035, 112040, 113610, 117642, 151480, 156856, 168060, 196070, 227220, 235284, 294105, 336120, 392140, 454440, 470568, 588210, 784280, 1176420, 1515341, 2352840, 3030682, 4546023, 6061364, 7576705, 9092046, 10607387, 12122728, 15153410, 18184092, 21214774, 22730115, 30306820, 31822161, 36368184, 42429548, 45460230, 53036935, 60613640, 63644322, 84859096, 90920460, 106073870, 127288644, 159110805, 181840920, 212147740, 254577288, 318221610, 424295480, 636443220, 1272886440]

約数ペア:

[(1, 1272886440), (2, 636443220), (3, 424295480), (4, 318221610), (5, 254577288), (6, 212147740), (7, 181840920), (8, 159110805), (10, 127288644), (12, 106073870), (14, 90920460), (15, 84859096), (20, 63644322), (21, 60613640), (24, 53036935), (28, 45460230), (30, 42429548), (35, 36368184), (40, 31822161), (42, 30306820), (56, 22730115), (60, 21214774), (70, 18184092), (84, 15153410), (105, 12122728), (120, 10607387), (140, 9092046), (168, 7576705), (210, 6061364), (280, 4546023), (420, 3030682), (541, 2352840), (840, 1515341), (1082, 1176420), (1623, 784280), (2164, 588210), (2705, 470568), (2801, 454440), (3246, 392140), (3787, 336120), (4328, 294105), (5410, 235284), (5602, 227220), (6492, 196070), (7574, 168060), (8115, 156856), (8403, 151480), (10820, 117642), (11204, 113610), (11361, 112040), (12984, 98035), (14005, 90888), (15148, 84030), (16230, 78428), (16806, 75740), (18935, 67224), (19607, 64920), (21640, 58821), (22408, 56805), (22722, 56020), (28010, 45444), (30296, 42015), (32460, 39214), (33612, 37870)]