140649704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 326592000

約数和(自身を除く): 185942296

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 53, 68, 76, 79, 104, 106, 136, 152, 158, 212, 221, 247, 316, 323, 424, 442, 494, 632, 646, 689, 884, 901, 988, 1007, 1027, 1292, 1343, 1378, 1501, 1768, 1802, 1976, 2014, 2054, 2584, 2686, 2756, 3002, 3604, 4028, 4108, 4187, 4199, 5372, 5512, 6004, 7208, 8056, 8216, 8374, 8398, 10744, 11713, 12008, 13091, 16748, 16796, 17119, 17459, 19513, 23426, 25517, 26182, 33496, 33592, 34238, 34918, 39026, 46852, 51034, 52364, 54431, 68476, 69836, 71179, 78052, 79553, 93704, 102068, 104728, 108862, 136952, 139672, 142358, 156104, 159106, 204136, 217724, 222547, 284716, 318212, 331721, 435448, 445094, 569432, 636424, 663442, 890188, 925327, 1034189, 1326884, 1352401, 1780376, 1850654, 2068378, 2653768, 2704802, 3701308, 4136756, 5409604, 7402616, 8273512, 10819208, 17581213, 35162426, 70324852, 140649704]

約数ペア:

[(1, 140649704), (2, 70324852), (4, 35162426), (8, 17581213), (13, 10819208), (17, 8273512), (19, 7402616), (26, 5409604), (34, 4136756), (38, 3701308), (52, 2704802), (53, 2653768), (68, 2068378), (76, 1850654), (79, 1780376), (104, 1352401), (106, 1326884), (136, 1034189), (152, 925327), (158, 890188), (212, 663442), (221, 636424), (247, 569432), (316, 445094), (323, 435448), (424, 331721), (442, 318212), (494, 284716), (632, 222547), (646, 217724), (689, 204136), (884, 159106), (901, 156104), (988, 142358), (1007, 139672), (1027, 136952), (1292, 108862), (1343, 104728), (1378, 102068), (1501, 93704), (1768, 79553), (1802, 78052), (1976, 71179), (2014, 69836), (2054, 68476), (2584, 54431), (2686, 52364), (2756, 51034), (3002, 46852), (3604, 39026), (4028, 34918), (4108, 34238), (4187, 33592), (4199, 33496), (5372, 26182), (5512, 25517), (6004, 23426), (7208, 19513), (8056, 17459), (8216, 17119), (8374, 16796), (8398, 16748), (10744, 13091), (11713, 12008)]