68994640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 194737536

約数和(自身を除く): 125742896

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 37, 40, 44, 52, 55, 65, 74, 80, 88, 104, 110, 130, 143, 148, 163, 176, 185, 208, 220, 260, 286, 296, 326, 370, 407, 440, 481, 520, 572, 592, 652, 715, 740, 814, 815, 880, 962, 1040, 1144, 1304, 1430, 1480, 1628, 1630, 1793, 1924, 2035, 2119, 2288, 2405, 2608, 2860, 2960, 3256, 3260, 3586, 3848, 4070, 4238, 4810, 5291, 5720, 6031, 6512, 6520, 7172, 7696, 8140, 8476, 8965, 9620, 10582, 10595, 11440, 12062, 13040, 14344, 16280, 16952, 17930, 19240, 21164, 21190, 23309, 24124, 26455, 28688, 30155, 32560, 33904, 35860, 38480, 42328, 42380, 46618, 48248, 52910, 60310, 66341, 71720, 78403, 84656, 84760, 93236, 96496, 105820, 116545, 120620, 132682, 143440, 156806, 169520, 186472, 211640, 233090, 241240, 265364, 313612, 331705, 372944, 392015, 423280, 466180, 482480, 530728, 627224, 663410, 784030, 862433, 932360, 1061456, 1254448, 1326820, 1568060, 1724866, 1864720, 2653640, 3136120, 3449732, 4312165, 5307280, 6272240, 6899464, 8624330, 13798928, 17248660, 34497320, 68994640]

約数ペア:

[(1, 68994640), (2, 34497320), (4, 17248660), (5, 13798928), (8, 8624330), (10, 6899464), (11, 6272240), (13, 5307280), (16, 4312165), (20, 3449732), (22, 3136120), (26, 2653640), (37, 1864720), (40, 1724866), (44, 1568060), (52, 1326820), (55, 1254448), (65, 1061456), (74, 932360), (80, 862433), (88, 784030), (104, 663410), (110, 627224), (130, 530728), (143, 482480), (148, 466180), (163, 423280), (176, 392015), (185, 372944), (208, 331705), (220, 313612), (260, 265364), (286, 241240), (296, 233090), (326, 211640), (370, 186472), (407, 169520), (440, 156806), (481, 143440), (520, 132682), (572, 120620), (592, 116545), (652, 105820), (715, 96496), (740, 93236), (814, 84760), (815, 84656), (880, 78403), (962, 71720), (1040, 66341), (1144, 60310), (1304, 52910), (1430, 48248), (1480, 46618), (1628, 42380), (1630, 42328), (1793, 38480), (1924, 35860), (2035, 33904), (2119, 32560), (2288, 30155), (2405, 28688), (2608, 26455), (2860, 24124), (2960, 23309), (3256, 21190), (3260, 21164), (3586, 19240), (3848, 17930), (4070, 16952), (4238, 16280), (4810, 14344), (5291, 13040), (5720, 12062), (6031, 11440), (6512, 10595), (6520, 10582), (7172, 9620), (7696, 8965), (8140, 8476)]