31620864

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 97130880

約数和(自身を除く): 65510016

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 64, 66, 76, 88, 96, 114, 128, 132, 152, 176, 192, 197, 209, 228, 256, 264, 304, 352, 384, 394, 418, 456, 528, 591, 608, 627, 704, 768, 788, 836, 912, 1056, 1182, 1216, 1254, 1408, 1576, 1672, 1824, 2112, 2167, 2364, 2432, 2508, 2816, 3152, 3344, 3648, 3743, 4224, 4334, 4728, 4864, 5016, 6304, 6501, 6688, 7296, 7486, 8448, 8668, 9456, 10032, 11229, 12608, 13002, 13376, 14592, 14972, 17336, 18912, 20064, 22458, 25216, 26004, 26752, 29944, 34672, 37824, 40128, 41173, 44916, 50432, 52008, 53504, 59888, 69344, 75648, 80256, 82346, 89832, 104016, 119776, 123519, 138688, 151296, 160512, 164692, 179664, 208032, 239552, 247038, 277376, 329384, 359328, 416064, 479104, 494076, 554752, 658768, 718656, 832128, 958208, 988152, 1317536, 1437312, 1664256, 1976304, 2635072, 2874624, 3952608, 5270144, 7905216, 10540288, 15810432, 31620864]

約数ペア:

[(1, 31620864), (2, 15810432), (3, 10540288), (4, 7905216), (6, 5270144), (8, 3952608), (11, 2874624), (12, 2635072), (16, 1976304), (19, 1664256), (22, 1437312), (24, 1317536), (32, 988152), (33, 958208), (38, 832128), (44, 718656), (48, 658768), (57, 554752), (64, 494076), (66, 479104), (76, 416064), (88, 359328), (96, 329384), (114, 277376), (128, 247038), (132, 239552), (152, 208032), (176, 179664), (192, 164692), (197, 160512), (209, 151296), (228, 138688), (256, 123519), (264, 119776), (304, 104016), (352, 89832), (384, 82346), (394, 80256), (418, 75648), (456, 69344), (528, 59888), (591, 53504), (608, 52008), (627, 50432), (704, 44916), (768, 41173), (788, 40128), (836, 37824), (912, 34672), (1056, 29944), (1182, 26752), (1216, 26004), (1254, 25216), (1408, 22458), (1576, 20064), (1672, 18912), (1824, 17336), (2112, 14972), (2167, 14592), (2364, 13376), (2432, 13002), (2508, 12608), (2816, 11229), (3152, 10032), (3344, 9456), (3648, 8668), (3743, 8448), (4224, 7486), (4334, 7296), (4728, 6688), (4864, 6501), (5016, 6304)]