86700040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:459

約数の個数: 128

約数和(自身を含む): 240768000

約数和(自身を除く): 154067960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 43, 56, 70, 76, 86, 95, 133, 140, 152, 172, 190, 215, 266, 280, 301, 344, 379, 380, 430, 532, 602, 665, 758, 760, 817, 860, 1064, 1204, 1330, 1505, 1516, 1634, 1720, 1895, 2408, 2653, 2660, 3010, 3032, 3268, 3790, 4085, 5306, 5320, 5719, 6020, 6536, 7201, 7580, 8170, 10612, 11438, 12040, 13265, 14402, 15160, 16297, 16340, 21224, 22876, 26530, 28595, 28804, 32594, 32680, 36005, 45752, 50407, 53060, 57190, 57608, 65188, 72010, 81485, 100814, 106120, 114079, 114380, 130376, 144020, 162970, 201628, 228158, 228760, 252035, 288040, 309643, 325940, 403256, 456316, 504070, 570395, 619286, 651880, 912632, 1008140, 1140790, 1238572, 1548215, 2016280, 2167501, 2281580, 2477144, 3096430, 4335002, 4563160, 6192860, 8670004, 10837505, 12385720, 17340008, 21675010, 43350020, 86700040]

約数ペア:

[(1, 86700040), (2, 43350020), (4, 21675010), (5, 17340008), (7, 12385720), (8, 10837505), (10, 8670004), (14, 6192860), (19, 4563160), (20, 4335002), (28, 3096430), (35, 2477144), (38, 2281580), (40, 2167501), (43, 2016280), (56, 1548215), (70, 1238572), (76, 1140790), (86, 1008140), (95, 912632), (133, 651880), (140, 619286), (152, 570395), (172, 504070), (190, 456316), (215, 403256), (266, 325940), (280, 309643), (301, 288040), (344, 252035), (379, 228760), (380, 228158), (430, 201628), (532, 162970), (602, 144020), (665, 130376), (758, 114380), (760, 114079), (817, 106120), (860, 100814), (1064, 81485), (1204, 72010), (1330, 65188), (1505, 57608), (1516, 57190), (1634, 53060), (1720, 50407), (1895, 45752), (2408, 36005), (2653, 32680), (2660, 32594), (3010, 28804), (3032, 28595), (3268, 26530), (3790, 22876), (4085, 21224), (5306, 16340), (5320, 16297), (5719, 15160), (6020, 14402), (6536, 13265), (7201, 12040), (7580, 11438), (8170, 10612)]