139147840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 168

約数和(自身を含む): 374830848

約数和(自身を除く): 235683008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 83, 104, 124, 130, 155, 160, 166, 169, 208, 248, 260, 310, 320, 332, 338, 403, 415, 416, 496, 520, 620, 664, 676, 806, 830, 832, 845, 992, 1040, 1079, 1240, 1328, 1352, 1612, 1660, 1690, 1984, 2015, 2080, 2158, 2480, 2573, 2656, 2704, 3224, 3320, 3380, 4030, 4160, 4316, 4960, 5146, 5239, 5312, 5395, 5408, 6448, 6640, 6760, 8060, 8632, 9920, 10292, 10478, 10790, 10816, 12865, 12896, 13280, 13520, 14027, 16120, 17264, 20584, 20956, 21580, 25730, 25792, 26195, 26560, 27040, 28054, 32240, 33449, 34528, 41168, 41912, 43160, 51460, 52390, 54080, 56108, 64480, 66898, 69056, 70135, 82336, 83824, 86320, 102920, 104780, 112216, 128960, 133796, 140270, 164672, 167245, 167648, 172640, 205840, 209560, 224432, 267592, 280540, 334490, 335296, 345280, 411680, 419120, 434837, 448864, 535184, 561080, 668980, 823360, 838240, 869674, 897728, 1070368, 1122160, 1337960, 1676480, 1739348, 2140736, 2174185, 2244320, 2675920, 3478696, 4348370, 4488640, 5351840, 6957392, 8696740, 10703680, 13914784, 17393480, 27829568, 34786960, 69573920, 139147840]

約数ペア:

[(1, 139147840), (2, 69573920), (4, 34786960), (5, 27829568), (8, 17393480), (10, 13914784), (13, 10703680), (16, 8696740), (20, 6957392), (26, 5351840), (31, 4488640), (32, 4348370), (40, 3478696), (52, 2675920), (62, 2244320), (64, 2174185), (65, 2140736), (80, 1739348), (83, 1676480), (104, 1337960), (124, 1122160), (130, 1070368), (155, 897728), (160, 869674), (166, 838240), (169, 823360), (208, 668980), (248, 561080), (260, 535184), (310, 448864), (320, 434837), (332, 419120), (338, 411680), (403, 345280), (415, 335296), (416, 334490), (496, 280540), (520, 267592), (620, 224432), (664, 209560), (676, 205840), (806, 172640), (830, 167648), (832, 167245), (845, 164672), (992, 140270), (1040, 133796), (1079, 128960), (1240, 112216), (1328, 104780), (1352, 102920), (1612, 86320), (1660, 83824), (1690, 82336), (1984, 70135), (2015, 69056), (2080, 66898), (2158, 64480), (2480, 56108), (2573, 54080), (2656, 52390), (2704, 51460), (3224, 43160), (3320, 41912), (3380, 41168), (4030, 34528), (4160, 33449), (4316, 32240), (4960, 28054), (5146, 27040), (5239, 26560), (5312, 26195), (5395, 25792), (5408, 25730), (6448, 21580), (6640, 20956), (6760, 20584), (8060, 17264), (8632, 16120), (9920, 14027), (10292, 13520), (10478, 13280), (10790, 12896), (10816, 12865)]