338779140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{829}}^1$

素因数の和:994

約数の個数: 144

約数和(自身を含む): 1112731200

約数和(自身を除く): 773952060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 139, 140, 147, 196, 210, 245, 278, 294, 417, 420, 490, 556, 588, 695, 735, 829, 834, 973, 980, 1390, 1470, 1658, 1668, 1946, 2085, 2487, 2780, 2919, 2940, 3316, 3892, 4145, 4170, 4865, 4974, 5803, 5838, 6811, 8290, 8340, 9730, 9948, 11606, 11676, 12435, 13622, 14595, 16580, 17409, 19460, 20433, 23212, 24870, 27244, 29015, 29190, 34055, 34818, 40621, 40866, 49740, 58030, 58380, 68110, 69636, 81242, 81732, 87045, 102165, 115231, 116060, 121863, 136220, 162484, 174090, 203105, 204330, 230462, 243726, 345693, 348180, 406210, 408660, 460924, 487452, 576155, 609315, 691386, 806617, 812420, 1152310, 1218630, 1382772, 1613234, 1728465, 2304620, 2419851, 2437260, 3226468, 3456930, 4033085, 4839702, 5646319, 6913860, 8066170, 9679404, 11292638, 12099255, 16132340, 16938957, 22585276, 24198510, 28231595, 33877914, 48397020, 56463190, 67755828, 84694785, 112926380, 169389570, 338779140]

約数ペア:

[(1, 338779140), (2, 169389570), (3, 112926380), (4, 84694785), (5, 67755828), (6, 56463190), (7, 48397020), (10, 33877914), (12, 28231595), (14, 24198510), (15, 22585276), (20, 16938957), (21, 16132340), (28, 12099255), (30, 11292638), (35, 9679404), (42, 8066170), (49, 6913860), (60, 5646319), (70, 4839702), (84, 4033085), (98, 3456930), (105, 3226468), (139, 2437260), (140, 2419851), (147, 2304620), (196, 1728465), (210, 1613234), (245, 1382772), (278, 1218630), (294, 1152310), (417, 812420), (420, 806617), (490, 691386), (556, 609315), (588, 576155), (695, 487452), (735, 460924), (829, 408660), (834, 406210), (973, 348180), (980, 345693), (1390, 243726), (1470, 230462), (1658, 204330), (1668, 203105), (1946, 174090), (2085, 162484), (2487, 136220), (2780, 121863), (2919, 116060), (2940, 115231), (3316, 102165), (3892, 87045), (4145, 81732), (4170, 81242), (4865, 69636), (4974, 68110), (5803, 58380), (5838, 58030), (6811, 49740), (8290, 40866), (8340, 40621), (9730, 34818), (9948, 34055), (11606, 29190), (11676, 29015), (12435, 27244), (13622, 24870), (14595, 23212), (16580, 20433), (17409, 19460)]