140789740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:336

約数の個数: 144

約数和(自身を含む): 380473632

約数和(自身を除く): 239683892

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 49, 52, 65, 70, 86, 91, 98, 130, 140, 172, 182, 196, 215, 245, 257, 260, 301, 364, 430, 455, 490, 514, 559, 602, 637, 860, 910, 980, 1028, 1118, 1204, 1274, 1285, 1505, 1799, 1820, 2107, 2236, 2548, 2570, 2795, 3010, 3185, 3341, 3598, 3913, 4214, 5140, 5590, 6020, 6370, 6682, 7196, 7826, 8428, 8995, 10535, 11051, 11180, 12593, 12740, 13364, 15652, 16705, 17990, 19565, 21070, 22102, 23387, 25186, 27391, 33410, 35980, 39130, 42140, 44204, 46774, 50372, 54782, 55255, 62965, 66820, 77357, 78260, 93548, 109564, 110510, 116935, 125930, 136955, 143663, 154714, 163709, 221020, 233870, 251860, 273910, 287326, 309428, 327418, 386785, 467740, 541499, 547820, 574652, 654836, 718315, 773570, 818545, 1005641, 1082998, 1436630, 1547140, 1637090, 2011282, 2165996, 2707495, 2873260, 3274180, 4022564, 5028205, 5414990, 7039487, 10056410, 10829980, 14078974, 20112820, 28157948, 35197435, 70394870, 140789740]

約数ペア:

[(1, 140789740), (2, 70394870), (4, 35197435), (5, 28157948), (7, 20112820), (10, 14078974), (13, 10829980), (14, 10056410), (20, 7039487), (26, 5414990), (28, 5028205), (35, 4022564), (43, 3274180), (49, 2873260), (52, 2707495), (65, 2165996), (70, 2011282), (86, 1637090), (91, 1547140), (98, 1436630), (130, 1082998), (140, 1005641), (172, 818545), (182, 773570), (196, 718315), (215, 654836), (245, 574652), (257, 547820), (260, 541499), (301, 467740), (364, 386785), (430, 327418), (455, 309428), (490, 287326), (514, 273910), (559, 251860), (602, 233870), (637, 221020), (860, 163709), (910, 154714), (980, 143663), (1028, 136955), (1118, 125930), (1204, 116935), (1274, 110510), (1285, 109564), (1505, 93548), (1799, 78260), (1820, 77357), (2107, 66820), (2236, 62965), (2548, 55255), (2570, 54782), (2795, 50372), (3010, 46774), (3185, 44204), (3341, 42140), (3598, 39130), (3913, 35980), (4214, 33410), (5140, 27391), (5590, 25186), (6020, 23387), (6370, 22102), (6682, 21070), (7196, 19565), (7826, 17990), (8428, 16705), (8995, 15652), (10535, 13364), (11051, 12740), (11180, 12593)]