391335984

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 240

約数和(自身を含む): 1259294400

約数和(自身を除く): 867958416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 36, 39, 46, 48, 52, 61, 69, 72, 78, 92, 104, 117, 122, 138, 144, 149, 156, 183, 184, 207, 208, 234, 244, 276, 298, 299, 312, 366, 368, 414, 447, 468, 488, 549, 552, 596, 598, 624, 732, 793, 828, 894, 897, 936, 976, 1098, 1104, 1192, 1196, 1341, 1403, 1464, 1586, 1656, 1788, 1794, 1872, 1937, 2196, 2379, 2384, 2392, 2682, 2691, 2806, 2928, 3172, 3312, 3427, 3576, 3588, 3874, 4209, 4392, 4758, 4784, 5364, 5382, 5612, 5811, 6344, 6854, 7137, 7152, 7176, 7748, 8418, 8784, 9089, 9516, 10281, 10728, 10764, 11224, 11622, 12627, 12688, 13708, 14274, 14352, 15496, 16836, 17433, 18178, 18239, 19032, 20562, 21456, 21528, 22448, 23244, 25254, 27267, 27416, 28548, 30843, 30992, 33672, 34866, 36356, 36478, 38064, 41124, 43056, 44551, 46488, 50508, 54534, 54717, 54832, 57096, 61686, 67344, 69732, 72712, 72956, 81801, 82248, 89102, 92976, 101016, 109068, 109434, 114192, 118157, 123372, 133653, 139464, 145424, 145912, 163602, 164151, 164496, 178204, 202032, 209047, 218136, 218868, 236314, 246744, 267306, 278928, 291824, 327204, 328302, 354471, 356408, 400959, 418094, 436272, 437736, 472628, 493488, 534612, 627141, 654408, 656604, 708942, 712816, 801918, 836188, 875472, 945256, 1063413, 1069224, 1254282, 1308816, 1313208, 1417884, 1603836, 1672376, 1881423, 1890512, 2126826, 2138448, 2508564, 2626416, 2717611, 2835768, 3207672, 3344752, 3762846, 4253652, 5017128, 5435222, 5671536, 6415344, 7525692, 8152833, 8507304, 10034256, 10870444, 15051384, 16305666, 17014608, 21740888, 24458499, 30102768, 32611332, 43481776, 48916998, 65222664, 97833996, 130445328, 195667992, 391335984]

約数ペア:

[(1, 391335984), (2, 195667992), (3, 130445328), (4, 97833996), (6, 65222664), (8, 48916998), (9, 43481776), (12, 32611332), (13, 30102768), (16, 24458499), (18, 21740888), (23, 17014608), (24, 16305666), (26, 15051384), (36, 10870444), (39, 10034256), (46, 8507304), (48, 8152833), (52, 7525692), (61, 6415344), (69, 5671536), (72, 5435222), (78, 5017128), (92, 4253652), (104, 3762846), (117, 3344752), (122, 3207672), (138, 2835768), (144, 2717611), (149, 2626416), (156, 2508564), (183, 2138448), (184, 2126826), (207, 1890512), (208, 1881423), (234, 1672376), (244, 1603836), (276, 1417884), (298, 1313208), (299, 1308816), (312, 1254282), (366, 1069224), (368, 1063413), (414, 945256), (447, 875472), (468, 836188), (488, 801918), (549, 712816), (552, 708942), (596, 656604), (598, 654408), (624, 627141), (732, 534612), (793, 493488), (828, 472628), (894, 437736), (897, 436272), (936, 418094), (976, 400959), (1098, 356408), (1104, 354471), (1192, 328302), (1196, 327204), (1341, 291824), (1403, 278928), (1464, 267306), (1586, 246744), (1656, 236314), (1788, 218868), (1794, 218136), (1872, 209047), (1937, 202032), (2196, 178204), (2379, 164496), (2384, 164151), (2392, 163602), (2682, 145912), (2691, 145424), (2806, 139464), (2928, 133653), (3172, 123372), (3312, 118157), (3427, 114192), (3576, 109434), (3588, 109068), (3874, 101016), (4209, 92976), (4392, 89102), (4758, 82248), (4784, 81801), (5364, 72956), (5382, 72712), (5612, 69732), (5811, 67344), (6344, 61686), (6854, 57096), (7137, 54832), (7152, 54717), (7176, 54534), (7748, 50508), (8418, 46488), (8784, 44551), (9089, 43056), (9516, 41124), (10281, 38064), (10728, 36478), (10764, 36356), (11224, 34866), (11622, 33672), (12627, 30992), (12688, 30843), (13708, 28548), (14274, 27416), (14352, 27267), (15496, 25254), (16836, 23244), (17433, 22448), (18178, 21528), (18239, 21456), (19032, 20562)]