138904808

素因数分解:

$2^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 318272040

約数和(自身を除く): 179367232

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 49, 56, 61, 74, 98, 122, 148, 157, 196, 244, 259, 296, 314, 392, 427, 488, 518, 628, 854, 1036, 1099, 1256, 1708, 1813, 2072, 2198, 2257, 2989, 3416, 3626, 4396, 4514, 5809, 5978, 7252, 7693, 8792, 9028, 9577, 11618, 11956, 14504, 15386, 15799, 18056, 19154, 23236, 23912, 30772, 31598, 38308, 40663, 46472, 61544, 63196, 67039, 76616, 81326, 110593, 126392, 134078, 162652, 221186, 268156, 284641, 325304, 354349, 442372, 469273, 536312, 569282, 708698, 884744, 938546, 1138564, 1417396, 1877092, 2277128, 2480443, 2834792, 3754184, 4960886, 9921772, 17363101, 19843544, 34726202, 69452404, 138904808]

約数ペア:

[(1, 138904808), (2, 69452404), (4, 34726202), (7, 19843544), (8, 17363101), (14, 9921772), (28, 4960886), (37, 3754184), (49, 2834792), (56, 2480443), (61, 2277128), (74, 1877092), (98, 1417396), (122, 1138564), (148, 938546), (157, 884744), (196, 708698), (244, 569282), (259, 536312), (296, 469273), (314, 442372), (392, 354349), (427, 325304), (488, 284641), (518, 268156), (628, 221186), (854, 162652), (1036, 134078), (1099, 126392), (1256, 110593), (1708, 81326), (1813, 76616), (2072, 67039), (2198, 63196), (2257, 61544), (2989, 46472), (3416, 40663), (3626, 38308), (4396, 31598), (4514, 30772), (5809, 23912), (5978, 23236), (7252, 19154), (7693, 18056), (8792, 15799), (9028, 15386), (9577, 14504), (11618, 11956)]