28952560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:171

約数の個数: 160

約数和(自身を含む): 85744512

約数和(自身を除く): 56791952

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 80, 82, 91, 97, 104, 112, 130, 140, 164, 182, 194, 205, 208, 260, 280, 287, 328, 364, 388, 410, 455, 485, 520, 533, 560, 574, 656, 679, 728, 776, 820, 910, 970, 1040, 1066, 1148, 1261, 1358, 1435, 1456, 1552, 1640, 1820, 1940, 2132, 2296, 2522, 2665, 2716, 2870, 3280, 3395, 3640, 3731, 3880, 3977, 4264, 4592, 5044, 5330, 5432, 5740, 6305, 6790, 7280, 7462, 7760, 7954, 8528, 8827, 10088, 10660, 10864, 11480, 12610, 13580, 14924, 15908, 17654, 18655, 19885, 20176, 21320, 22960, 25220, 27160, 27839, 29848, 31816, 35308, 37310, 39770, 42640, 44135, 50440, 51701, 54320, 55678, 59696, 63632, 70616, 74620, 79540, 88270, 100880, 103402, 111356, 139195, 141232, 149240, 159080, 176540, 206804, 222712, 258505, 278390, 298480, 318160, 353080, 361907, 413608, 445424, 517010, 556780, 706160, 723814, 827216, 1034020, 1113560, 1447628, 1809535, 2068040, 2227120, 2895256, 3619070, 4136080, 5790512, 7238140, 14476280, 28952560]

約数ペア:

[(1, 28952560), (2, 14476280), (4, 7238140), (5, 5790512), (7, 4136080), (8, 3619070), (10, 2895256), (13, 2227120), (14, 2068040), (16, 1809535), (20, 1447628), (26, 1113560), (28, 1034020), (35, 827216), (40, 723814), (41, 706160), (52, 556780), (56, 517010), (65, 445424), (70, 413608), (80, 361907), (82, 353080), (91, 318160), (97, 298480), (104, 278390), (112, 258505), (130, 222712), (140, 206804), (164, 176540), (182, 159080), (194, 149240), (205, 141232), (208, 139195), (260, 111356), (280, 103402), (287, 100880), (328, 88270), (364, 79540), (388, 74620), (410, 70616), (455, 63632), (485, 59696), (520, 55678), (533, 54320), (560, 51701), (574, 50440), (656, 44135), (679, 42640), (728, 39770), (776, 37310), (820, 35308), (910, 31816), (970, 29848), (1040, 27839), (1066, 27160), (1148, 25220), (1261, 22960), (1358, 21320), (1435, 20176), (1456, 19885), (1552, 18655), (1640, 17654), (1820, 15908), (1940, 14924), (2132, 13580), (2296, 12610), (2522, 11480), (2665, 10864), (2716, 10660), (2870, 10088), (3280, 8827), (3395, 8528), (3640, 7954), (3731, 7760), (3880, 7462), (3977, 7280), (4264, 6790), (4592, 6305), (5044, 5740), (5330, 5432)]