1638762972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2659}}^1$

素因数の和:2736

約数の個数: 192

約数和(自身を含む): 5148057600

約数和(自身を除く): 3509294628

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 23, 28, 29, 33, 42, 44, 46, 58, 66, 69, 77, 84, 87, 92, 116, 132, 138, 154, 161, 174, 203, 231, 253, 276, 308, 319, 322, 348, 406, 462, 483, 506, 609, 638, 644, 667, 759, 812, 924, 957, 966, 1012, 1218, 1276, 1334, 1518, 1771, 1914, 1932, 2001, 2233, 2436, 2659, 2668, 3036, 3542, 3828, 4002, 4466, 4669, 5313, 5318, 6699, 7084, 7337, 7977, 8004, 8932, 9338, 10626, 10636, 13398, 14007, 14674, 15954, 18613, 18676, 21252, 22011, 26796, 28014, 29249, 29348, 31908, 37226, 44022, 51359, 55839, 56028, 58498, 61157, 74452, 77111, 87747, 88044, 102718, 111678, 116996, 122314, 154077, 154222, 175494, 183471, 204743, 205436, 223356, 231333, 244628, 308154, 308444, 350988, 366942, 409486, 428099, 462666, 539777, 614229, 616308, 672727, 733884, 818972, 848221, 856198, 925332, 1079554, 1228458, 1284297, 1345454, 1619331, 1696442, 1712396, 1773553, 2018181, 2159108, 2456916, 2544663, 2568594, 2690908, 3238662, 3392884, 3547106, 4036362, 4709089, 5089326, 5137188, 5320659, 5937547, 6477324, 7094212, 8072724, 9418178, 10178652, 10641318, 11875094, 12414871, 14127267, 17812641, 18836356, 19509083, 21282636, 23750188, 24829742, 28254534, 35625282, 37244613, 39018166, 49659484, 56509068, 58527249, 71250564, 74489226, 78036332, 117054498, 136563581, 148978452, 234108996, 273127162, 409690743, 546254324, 819381486, 1638762972]

約数ペア:

[(1, 1638762972), (2, 819381486), (3, 546254324), (4, 409690743), (6, 273127162), (7, 234108996), (11, 148978452), (12, 136563581), (14, 117054498), (21, 78036332), (22, 74489226), (23, 71250564), (28, 58527249), (29, 56509068), (33, 49659484), (42, 39018166), (44, 37244613), (46, 35625282), (58, 28254534), (66, 24829742), (69, 23750188), (77, 21282636), (84, 19509083), (87, 18836356), (92, 17812641), (116, 14127267), (132, 12414871), (138, 11875094), (154, 10641318), (161, 10178652), (174, 9418178), (203, 8072724), (231, 7094212), (253, 6477324), (276, 5937547), (308, 5320659), (319, 5137188), (322, 5089326), (348, 4709089), (406, 4036362), (462, 3547106), (483, 3392884), (506, 3238662), (609, 2690908), (638, 2568594), (644, 2544663), (667, 2456916), (759, 2159108), (812, 2018181), (924, 1773553), (957, 1712396), (966, 1696442), (1012, 1619331), (1218, 1345454), (1276, 1284297), (1334, 1228458), (1518, 1079554), (1771, 925332), (1914, 856198), (1932, 848221), (2001, 818972), (2233, 733884), (2436, 672727), (2659, 616308), (2668, 614229), (3036, 539777), (3542, 462666), (3828, 428099), (4002, 409486), (4466, 366942), (4669, 350988), (5313, 308444), (5318, 308154), (6699, 244628), (7084, 231333), (7337, 223356), (7977, 205436), (8004, 204743), (8932, 183471), (9338, 175494), (10626, 154222), (10636, 154077), (13398, 122314), (14007, 116996), (14674, 111678), (15954, 102718), (18613, 88044), (18676, 87747), (21252, 77111), (22011, 74452), (26796, 61157), (28014, 58498), (29249, 56028), (29348, 55839), (31908, 51359), (37226, 44022)]