323194480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1997}}^1$

素因数の和:2051

約数の個数: 120

約数和(自身を含む): 912718368

約数和(自身を除く): 589523888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 289, 340, 476, 560, 578, 595, 680, 952, 1156, 1190, 1360, 1445, 1904, 1997, 2023, 2312, 2380, 2890, 3994, 4046, 4624, 4760, 5780, 7988, 8092, 9520, 9985, 10115, 11560, 13979, 15976, 16184, 19970, 20230, 23120, 27958, 31952, 32368, 33949, 39940, 40460, 55916, 67898, 69895, 79880, 80920, 111832, 135796, 139790, 159760, 161840, 169745, 223664, 237643, 271592, 279580, 339490, 475286, 543184, 559160, 577133, 678980, 950572, 1118320, 1154266, 1188215, 1357960, 1901144, 2308532, 2376430, 2715920, 2885665, 3802288, 4039931, 4617064, 4752860, 5771330, 8079862, 9234128, 9505720, 11542660, 16159724, 19011440, 20199655, 23085320, 32319448, 40399310, 46170640, 64638896, 80798620, 161597240, 323194480]

約数ペア:

[(1, 323194480), (2, 161597240), (4, 80798620), (5, 64638896), (7, 46170640), (8, 40399310), (10, 32319448), (14, 23085320), (16, 20199655), (17, 19011440), (20, 16159724), (28, 11542660), (34, 9505720), (35, 9234128), (40, 8079862), (56, 5771330), (68, 4752860), (70, 4617064), (80, 4039931), (85, 3802288), (112, 2885665), (119, 2715920), (136, 2376430), (140, 2308532), (170, 1901144), (238, 1357960), (272, 1188215), (280, 1154266), (289, 1118320), (340, 950572), (476, 678980), (560, 577133), (578, 559160), (595, 543184), (680, 475286), (952, 339490), (1156, 279580), (1190, 271592), (1360, 237643), (1445, 223664), (1904, 169745), (1997, 161840), (2023, 159760), (2312, 139790), (2380, 135796), (2890, 111832), (3994, 80920), (4046, 79880), (4624, 69895), (4760, 67898), (5780, 55916), (7988, 40460), (8092, 39940), (9520, 33949), (9985, 32368), (10115, 31952), (11560, 27958), (13979, 23120), (15976, 20230), (16184, 19970)]