821608944

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 240

約数和(自身を含む): 2534421120

約数和(自身を除く): 1712812176

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 23, 24, 26, 38, 39, 46, 48, 52, 57, 69, 76, 78, 92, 104, 114, 131, 138, 152, 156, 184, 208, 228, 247, 262, 276, 299, 304, 312, 368, 393, 437, 456, 494, 524, 529, 552, 598, 624, 741, 786, 874, 897, 912, 988, 1048, 1058, 1104, 1196, 1311, 1482, 1572, 1587, 1703, 1748, 1794, 1976, 2096, 2116, 2392, 2489, 2622, 2964, 3013, 3144, 3174, 3406, 3496, 3588, 3952, 4232, 4784, 4978, 5109, 5244, 5681, 5928, 6026, 6288, 6348, 6812, 6877, 6992, 7176, 7467, 8464, 9039, 9956, 10051, 10218, 10488, 11362, 11856, 12052, 12696, 13624, 13754, 14352, 14934, 17043, 18078, 19912, 20102, 20436, 20631, 20976, 22724, 24104, 25392, 27248, 27508, 29868, 30153, 32357, 34086, 36156, 39169, 39824, 40204, 40872, 41262, 45448, 48208, 55016, 57247, 59736, 60306, 64714, 68172, 69299, 72312, 78338, 80408, 81744, 82524, 90896, 97071, 110032, 114494, 117507, 119472, 120612, 129428, 130663, 136344, 138598, 144624, 156676, 160816, 165048, 171741, 194142, 207897, 228988, 235014, 241224, 258856, 261326, 272688, 277196, 313352, 330096, 343482, 388284, 391989, 415794, 457976, 470028, 482448, 517712, 522652, 554392, 626704, 686964, 744211, 776568, 783978, 831588, 900887, 915952, 940056, 1045304, 1108784, 1316681, 1373928, 1488422, 1553136, 1567956, 1663176, 1801774, 1880112, 2090608, 2232633, 2633362, 2702661, 2747856, 2976844, 3135912, 3326352, 3603548, 3950043, 4465266, 5266724, 5405322, 5953688, 6271824, 7207096, 7900086, 8930532, 10533448, 10810644, 11907376, 14414192, 15800172, 17116853, 17861064, 21066896, 21621288, 31600344, 34233706, 35722128, 43242576, 51350559, 63200688, 68467412, 102701118, 136934824, 205402236, 273869648, 410804472, 821608944]

約数ペア:

[(1, 821608944), (2, 410804472), (3, 273869648), (4, 205402236), (6, 136934824), (8, 102701118), (12, 68467412), (13, 63200688), (16, 51350559), (19, 43242576), (23, 35722128), (24, 34233706), (26, 31600344), (38, 21621288), (39, 21066896), (46, 17861064), (48, 17116853), (52, 15800172), (57, 14414192), (69, 11907376), (76, 10810644), (78, 10533448), (92, 8930532), (104, 7900086), (114, 7207096), (131, 6271824), (138, 5953688), (152, 5405322), (156, 5266724), (184, 4465266), (208, 3950043), (228, 3603548), (247, 3326352), (262, 3135912), (276, 2976844), (299, 2747856), (304, 2702661), (312, 2633362), (368, 2232633), (393, 2090608), (437, 1880112), (456, 1801774), (494, 1663176), (524, 1567956), (529, 1553136), (552, 1488422), (598, 1373928), (624, 1316681), (741, 1108784), (786, 1045304), (874, 940056), (897, 915952), (912, 900887), (988, 831588), (1048, 783978), (1058, 776568), (1104, 744211), (1196, 686964), (1311, 626704), (1482, 554392), (1572, 522652), (1587, 517712), (1703, 482448), (1748, 470028), (1794, 457976), (1976, 415794), (2096, 391989), (2116, 388284), (2392, 343482), (2489, 330096), (2622, 313352), (2964, 277196), (3013, 272688), (3144, 261326), (3174, 258856), (3406, 241224), (3496, 235014), (3588, 228988), (3952, 207897), (4232, 194142), (4784, 171741), (4978, 165048), (5109, 160816), (5244, 156676), (5681, 144624), (5928, 138598), (6026, 136344), (6288, 130663), (6348, 129428), (6812, 120612), (6877, 119472), (6992, 117507), (7176, 114494), (7467, 110032), (8464, 97071), (9039, 90896), (9956, 82524), (10051, 81744), (10218, 80408), (10488, 78338), (11362, 72312), (11856, 69299), (12052, 68172), (12696, 64714), (13624, 60306), (13754, 59736), (14352, 57247), (14934, 55016), (17043, 48208), (18078, 45448), (19912, 41262), (20102, 40872), (20436, 40204), (20631, 39824), (20976, 39169), (22724, 36156), (24104, 34086), (25392, 32357), (27248, 30153), (27508, 29868)]