491763168

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:302

約数の個数: 288

約数和(自身を含む): 1643765760

約数和(自身を除く): 1152002592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 31, 32, 36, 38, 39, 48, 52, 57, 62, 72, 76, 78, 93, 96, 104, 114, 117, 124, 144, 152, 156, 171, 186, 208, 223, 228, 234, 247, 248, 279, 288, 304, 312, 342, 372, 403, 416, 446, 456, 468, 494, 496, 558, 589, 608, 624, 669, 684, 741, 744, 806, 892, 912, 936, 988, 992, 1116, 1178, 1209, 1248, 1338, 1368, 1482, 1488, 1612, 1767, 1784, 1824, 1872, 1976, 2007, 2223, 2232, 2356, 2418, 2676, 2736, 2899, 2964, 2976, 3224, 3534, 3568, 3627, 3744, 3952, 4014, 4237, 4446, 4464, 4712, 4836, 5301, 5352, 5472, 5798, 5928, 6448, 6913, 7068, 7136, 7254, 7657, 7904, 8028, 8474, 8697, 8892, 8928, 9424, 9672, 10602, 10704, 11596, 11856, 12711, 12896, 13826, 14136, 14508, 15314, 16056, 16948, 17394, 17784, 18848, 19344, 20739, 21204, 21408, 22971, 23192, 23712, 25422, 26091, 27652, 28272, 29016, 30628, 32112, 33896, 34788, 35568, 38133, 38688, 41478, 42408, 45942, 46384, 50844, 52182, 55081, 55304, 56544, 58032, 61256, 62217, 64224, 67792, 68913, 69576, 71136, 76266, 82956, 84816, 89869, 91884, 92768, 101688, 104364, 110162, 110608, 116064, 122512, 124434, 131347, 135584, 137826, 139152, 152532, 165243, 165912, 169632, 179738, 183768, 203376, 208728, 220324, 221216, 245024, 248868, 262694, 269607, 275652, 278304, 305064, 330486, 331824, 359476, 367536, 394041, 406752, 417456, 440648, 495729, 497736, 525388, 539214, 551304, 610128, 660972, 663648, 718952, 735072, 788082, 808821, 834912, 881296, 991458, 995472, 1050776, 1078428, 1102608, 1182123, 1220256, 1321944, 1437904, 1576164, 1617642, 1707511, 1762592, 1982916, 1990944, 2101552, 2156856, 2205216, 2364246, 2643888, 2875808, 3152328, 3235284, 3415022, 3965832, 4203104, 4313712, 4728492, 5122533, 5287776, 6304656, 6470568, 6830044, 7931664, 8627424, 9456984, 10245066, 12609312, 12941136, 13660088, 15367599, 15863328, 18913968, 20490132, 25882272, 27320176, 30735198, 37827936, 40980264, 54640352, 61470396, 81960528, 122940792, 163921056, 245881584, 491763168]

約数ペア:

[(1, 491763168), (2, 245881584), (3, 163921056), (4, 122940792), (6, 81960528), (8, 61470396), (9, 54640352), (12, 40980264), (13, 37827936), (16, 30735198), (18, 27320176), (19, 25882272), (24, 20490132), (26, 18913968), (31, 15863328), (32, 15367599), (36, 13660088), (38, 12941136), (39, 12609312), (48, 10245066), (52, 9456984), (57, 8627424), (62, 7931664), (72, 6830044), (76, 6470568), (78, 6304656), (93, 5287776), (96, 5122533), (104, 4728492), (114, 4313712), (117, 4203104), (124, 3965832), (144, 3415022), (152, 3235284), (156, 3152328), (171, 2875808), (186, 2643888), (208, 2364246), (223, 2205216), (228, 2156856), (234, 2101552), (247, 1990944), (248, 1982916), (279, 1762592), (288, 1707511), (304, 1617642), (312, 1576164), (342, 1437904), (372, 1321944), (403, 1220256), (416, 1182123), (446, 1102608), (456, 1078428), (468, 1050776), (494, 995472), (496, 991458), (558, 881296), (589, 834912), (608, 808821), (624, 788082), (669, 735072), (684, 718952), (741, 663648), (744, 660972), (806, 610128), (892, 551304), (912, 539214), (936, 525388), (988, 497736), (992, 495729), (1116, 440648), (1178, 417456), (1209, 406752), (1248, 394041), (1338, 367536), (1368, 359476), (1482, 331824), (1488, 330486), (1612, 305064), (1767, 278304), (1784, 275652), (1824, 269607), (1872, 262694), (1976, 248868), (2007, 245024), (2223, 221216), (2232, 220324), (2356, 208728), (2418, 203376), (2676, 183768), (2736, 179738), (2899, 169632), (2964, 165912), (2976, 165243), (3224, 152532), (3534, 139152), (3568, 137826), (3627, 135584), (3744, 131347), (3952, 124434), (4014, 122512), (4237, 116064), (4446, 110608), (4464, 110162), (4712, 104364), (4836, 101688), (5301, 92768), (5352, 91884), (5472, 89869), (5798, 84816), (5928, 82956), (6448, 76266), (6913, 71136), (7068, 69576), (7136, 68913), (7254, 67792), (7657, 64224), (7904, 62217), (8028, 61256), (8474, 58032), (8697, 56544), (8892, 55304), (8928, 55081), (9424, 52182), (9672, 50844), (10602, 46384), (10704, 45942), (11596, 42408), (11856, 41478), (12711, 38688), (12896, 38133), (13826, 35568), (14136, 34788), (14508, 33896), (15314, 32112), (16056, 30628), (16948, 29016), (17394, 28272), (17784, 27652), (18848, 26091), (19344, 25422), (20739, 23712), (21204, 23192), (21408, 22971)]