61280240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:235

約数の個数: 160

約数和(自身を含む): 177738624

約数和(自身を除く): 116458384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 41, 56, 68, 70, 80, 82, 85, 112, 119, 136, 140, 157, 164, 170, 205, 238, 272, 280, 287, 314, 328, 340, 410, 476, 560, 574, 595, 628, 656, 680, 697, 785, 820, 952, 1099, 1148, 1190, 1256, 1360, 1394, 1435, 1570, 1640, 1904, 2198, 2296, 2380, 2512, 2669, 2788, 2870, 3140, 3280, 3485, 4396, 4592, 4760, 4879, 5338, 5495, 5576, 5740, 6280, 6437, 6970, 8792, 9520, 9758, 10676, 10990, 11152, 11480, 12560, 12874, 13345, 13940, 17584, 18683, 19516, 21352, 21980, 22960, 24395, 25748, 26690, 27880, 32185, 37366, 39032, 42704, 43960, 45059, 48790, 51496, 53380, 55760, 64370, 74732, 78064, 87920, 90118, 93415, 97580, 102992, 106760, 109429, 128740, 149464, 180236, 186830, 195160, 213520, 218858, 225295, 257480, 298928, 360472, 373660, 390320, 437716, 450590, 514960, 547145, 720944, 747320, 766003, 875432, 901180, 1094290, 1494640, 1532006, 1750864, 1802360, 2188580, 3064012, 3604720, 3830015, 4377160, 6128024, 7660030, 8754320, 12256048, 15320060, 30640120, 61280240]

約数ペア:

[(1, 61280240), (2, 30640120), (4, 15320060), (5, 12256048), (7, 8754320), (8, 7660030), (10, 6128024), (14, 4377160), (16, 3830015), (17, 3604720), (20, 3064012), (28, 2188580), (34, 1802360), (35, 1750864), (40, 1532006), (41, 1494640), (56, 1094290), (68, 901180), (70, 875432), (80, 766003), (82, 747320), (85, 720944), (112, 547145), (119, 514960), (136, 450590), (140, 437716), (157, 390320), (164, 373660), (170, 360472), (205, 298928), (238, 257480), (272, 225295), (280, 218858), (287, 213520), (314, 195160), (328, 186830), (340, 180236), (410, 149464), (476, 128740), (560, 109429), (574, 106760), (595, 102992), (628, 97580), (656, 93415), (680, 90118), (697, 87920), (785, 78064), (820, 74732), (952, 64370), (1099, 55760), (1148, 53380), (1190, 51496), (1256, 48790), (1360, 45059), (1394, 43960), (1435, 42704), (1570, 39032), (1640, 37366), (1904, 32185), (2198, 27880), (2296, 26690), (2380, 25748), (2512, 24395), (2669, 22960), (2788, 21980), (2870, 21352), (3140, 19516), (3280, 18683), (3485, 17584), (4396, 13940), (4592, 13345), (4760, 12874), (4879, 12560), (5338, 11480), (5495, 11152), (5576, 10990), (5740, 10676), (6280, 9758), (6437, 9520), (6970, 8792)]