646457136

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1453}}^1$

素因数の和:1531

約数の個数: 160

約数和(自身を含む): 1938542592

約数和(自身を除く): 1292085456

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 31, 39, 46, 48, 52, 62, 69, 78, 92, 93, 104, 124, 138, 156, 184, 186, 208, 248, 276, 299, 312, 368, 372, 403, 496, 552, 598, 624, 713, 744, 806, 897, 1104, 1196, 1209, 1426, 1453, 1488, 1612, 1794, 2139, 2392, 2418, 2852, 2906, 3224, 3588, 4278, 4359, 4784, 4836, 5704, 5812, 6448, 7176, 8556, 8718, 9269, 9672, 11408, 11624, 14352, 17112, 17436, 18538, 18889, 19344, 23248, 27807, 33419, 34224, 34872, 37076, 37778, 45043, 55614, 56667, 66838, 69744, 74152, 75556, 90086, 100257, 111228, 113334, 133676, 135129, 148304, 151112, 180172, 200514, 222456, 226668, 267352, 270258, 302224, 360344, 401028, 434447, 444912, 453336, 534704, 540516, 585559, 720688, 802056, 868894, 906672, 1035989, 1081032, 1171118, 1303341, 1604112, 1737788, 1756677, 2071978, 2162064, 2342236, 2606682, 3107967, 3475576, 3513354, 4143956, 4684472, 5213364, 6215934, 6951152, 7026708, 8287912, 9368944, 10426728, 12431868, 13467857, 14053416, 16575824, 20853456, 24863736, 26935714, 28106832, 40403571, 49727472, 53871428, 80807142, 107742856, 161614284, 215485712, 323228568, 646457136]

約数ペア:

[(1, 646457136), (2, 323228568), (3, 215485712), (4, 161614284), (6, 107742856), (8, 80807142), (12, 53871428), (13, 49727472), (16, 40403571), (23, 28106832), (24, 26935714), (26, 24863736), (31, 20853456), (39, 16575824), (46, 14053416), (48, 13467857), (52, 12431868), (62, 10426728), (69, 9368944), (78, 8287912), (92, 7026708), (93, 6951152), (104, 6215934), (124, 5213364), (138, 4684472), (156, 4143956), (184, 3513354), (186, 3475576), (208, 3107967), (248, 2606682), (276, 2342236), (299, 2162064), (312, 2071978), (368, 1756677), (372, 1737788), (403, 1604112), (496, 1303341), (552, 1171118), (598, 1081032), (624, 1035989), (713, 906672), (744, 868894), (806, 802056), (897, 720688), (1104, 585559), (1196, 540516), (1209, 534704), (1426, 453336), (1453, 444912), (1488, 434447), (1612, 401028), (1794, 360344), (2139, 302224), (2392, 270258), (2418, 267352), (2852, 226668), (2906, 222456), (3224, 200514), (3588, 180172), (4278, 151112), (4359, 148304), (4784, 135129), (4836, 133676), (5704, 113334), (5812, 111228), (6448, 100257), (7176, 90086), (8556, 75556), (8718, 74152), (9269, 69744), (9672, 66838), (11408, 56667), (11624, 55614), (14352, 45043), (17112, 37778), (17436, 37076), (18538, 34872), (18889, 34224), (19344, 33419), (23248, 27807)]