140831880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:628

約数の個数: 192

約数和(自身を含む): 503807040

約数和(自身を除く): 362975160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 49, 56, 60, 70, 84, 86, 98, 105, 120, 129, 140, 147, 168, 172, 196, 210, 215, 245, 258, 280, 294, 301, 344, 392, 420, 430, 490, 516, 557, 588, 602, 645, 735, 840, 860, 903, 980, 1032, 1114, 1176, 1204, 1290, 1470, 1505, 1671, 1720, 1806, 1960, 2107, 2228, 2408, 2580, 2785, 2940, 3010, 3342, 3612, 3899, 4214, 4456, 4515, 5160, 5570, 5880, 6020, 6321, 6684, 7224, 7798, 8355, 8428, 9030, 10535, 11140, 11697, 12040, 12642, 13368, 15596, 16710, 16856, 18060, 19495, 21070, 22280, 23394, 23951, 25284, 27293, 31192, 31605, 33420, 36120, 38990, 42140, 46788, 47902, 50568, 54586, 58485, 63210, 66840, 71853, 77980, 81879, 84280, 93576, 95804, 109172, 116970, 119755, 126420, 136465, 143706, 155960, 163758, 167657, 191608, 218344, 233940, 239510, 252840, 272930, 287412, 327516, 335314, 359265, 409395, 467880, 479020, 502971, 545860, 574824, 655032, 670628, 718530, 818790, 838285, 958040, 1005942, 1091720, 1173599, 1341256, 1437060, 1637580, 1676570, 2011884, 2347198, 2514855, 2874120, 3275160, 3353140, 3520797, 4023768, 4694396, 5029710, 5867995, 6706280, 7041594, 9388792, 10059420, 11735990, 14083188, 17603985, 20118840, 23471980, 28166376, 35207970, 46943960, 70415940, 140831880]

約数ペア:

[(1, 140831880), (2, 70415940), (3, 46943960), (4, 35207970), (5, 28166376), (6, 23471980), (7, 20118840), (8, 17603985), (10, 14083188), (12, 11735990), (14, 10059420), (15, 9388792), (20, 7041594), (21, 6706280), (24, 5867995), (28, 5029710), (30, 4694396), (35, 4023768), (40, 3520797), (42, 3353140), (43, 3275160), (49, 2874120), (56, 2514855), (60, 2347198), (70, 2011884), (84, 1676570), (86, 1637580), (98, 1437060), (105, 1341256), (120, 1173599), (129, 1091720), (140, 1005942), (147, 958040), (168, 838285), (172, 818790), (196, 718530), (210, 670628), (215, 655032), (245, 574824), (258, 545860), (280, 502971), (294, 479020), (301, 467880), (344, 409395), (392, 359265), (420, 335314), (430, 327516), (490, 287412), (516, 272930), (557, 252840), (588, 239510), (602, 233940), (645, 218344), (735, 191608), (840, 167657), (860, 163758), (903, 155960), (980, 143706), (1032, 136465), (1114, 126420), (1176, 119755), (1204, 116970), (1290, 109172), (1470, 95804), (1505, 93576), (1671, 84280), (1720, 81879), (1806, 77980), (1960, 71853), (2107, 66840), (2228, 63210), (2408, 58485), (2580, 54586), (2785, 50568), (2940, 47902), (3010, 46788), (3342, 42140), (3612, 38990), (3899, 36120), (4214, 33420), (4456, 31605), (4515, 31192), (5160, 27293), (5570, 25284), (5880, 23951), (6020, 23394), (6321, 22280), (6684, 21070), (7224, 19495), (7798, 18060), (8355, 16856), (8428, 16710), (9030, 15596), (10535, 13368), (11140, 12642), (11697, 12040)]