139405760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 224

約数和(自身を含む): 393265152

約数和(自身を除く): 253859392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 32, 40, 46, 47, 52, 62, 64, 65, 80, 92, 94, 104, 115, 124, 130, 155, 160, 184, 188, 208, 230, 235, 248, 260, 299, 310, 320, 368, 376, 403, 416, 460, 470, 496, 520, 598, 611, 620, 713, 736, 752, 806, 832, 920, 940, 992, 1040, 1081, 1196, 1222, 1240, 1426, 1457, 1472, 1495, 1504, 1612, 1840, 1880, 1984, 2015, 2080, 2162, 2392, 2444, 2480, 2852, 2914, 2990, 3008, 3055, 3224, 3565, 3680, 3760, 4030, 4160, 4324, 4784, 4888, 4960, 5405, 5704, 5828, 5980, 6110, 6448, 7130, 7285, 7360, 7520, 8060, 8648, 9269, 9568, 9776, 9920, 10810, 11408, 11656, 11960, 12220, 12896, 14053, 14260, 14570, 15040, 16120, 17296, 18538, 18941, 19136, 19552, 21620, 22816, 23312, 23920, 24440, 25792, 28106, 28520, 29140, 32240, 33511, 34592, 37076, 37882, 39104, 43240, 45632, 46345, 46624, 47840, 48880, 56212, 57040, 58280, 64480, 67022, 69184, 70265, 74152, 75764, 86480, 92690, 93248, 94705, 95680, 97760, 112424, 114080, 116560, 128960, 134044, 140530, 148304, 151528, 167555, 172960, 185380, 189410, 195520, 224848, 228160, 233120, 268088, 281060, 296608, 303056, 335110, 345920, 370760, 378820, 435643, 449696, 466240, 536176, 562120, 593216, 606112, 670220, 741520, 757640, 871286, 899392, 1072352, 1124240, 1212224, 1340440, 1483040, 1515280, 1742572, 2144704, 2178215, 2248480, 2680880, 2966080, 3030560, 3485144, 4356430, 4496960, 5361760, 6061120, 6970288, 8712860, 10723520, 13940576, 17425720, 27881152, 34851440, 69702880, 139405760]

約数ペア:

[(1, 139405760), (2, 69702880), (4, 34851440), (5, 27881152), (8, 17425720), (10, 13940576), (13, 10723520), (16, 8712860), (20, 6970288), (23, 6061120), (26, 5361760), (31, 4496960), (32, 4356430), (40, 3485144), (46, 3030560), (47, 2966080), (52, 2680880), (62, 2248480), (64, 2178215), (65, 2144704), (80, 1742572), (92, 1515280), (94, 1483040), (104, 1340440), (115, 1212224), (124, 1124240), (130, 1072352), (155, 899392), (160, 871286), (184, 757640), (188, 741520), (208, 670220), (230, 606112), (235, 593216), (248, 562120), (260, 536176), (299, 466240), (310, 449696), (320, 435643), (368, 378820), (376, 370760), (403, 345920), (416, 335110), (460, 303056), (470, 296608), (496, 281060), (520, 268088), (598, 233120), (611, 228160), (620, 224848), (713, 195520), (736, 189410), (752, 185380), (806, 172960), (832, 167555), (920, 151528), (940, 148304), (992, 140530), (1040, 134044), (1081, 128960), (1196, 116560), (1222, 114080), (1240, 112424), (1426, 97760), (1457, 95680), (1472, 94705), (1495, 93248), (1504, 92690), (1612, 86480), (1840, 75764), (1880, 74152), (1984, 70265), (2015, 69184), (2080, 67022), (2162, 64480), (2392, 58280), (2444, 57040), (2480, 56212), (2852, 48880), (2914, 47840), (2990, 46624), (3008, 46345), (3055, 45632), (3224, 43240), (3565, 39104), (3680, 37882), (3760, 37076), (4030, 34592), (4160, 33511), (4324, 32240), (4784, 29140), (4888, 28520), (4960, 28106), (5405, 25792), (5704, 24440), (5828, 23920), (5980, 23312), (6110, 22816), (6448, 21620), (7130, 19552), (7285, 19136), (7360, 18941), (7520, 18538), (8060, 17296), (8648, 16120), (9269, 15040), (9568, 14570), (9776, 14260), (9920, 14053), (10810, 12896), (11408, 12220), (11656, 11960)]