890456868

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:743

約数の個数: 192

約数和(自身を含む): 2790789120

約数和(自身を除く): 1900332252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 83, 84, 92, 108, 126, 138, 161, 166, 189, 207, 249, 252, 276, 322, 332, 378, 414, 483, 498, 581, 617, 621, 644, 747, 756, 828, 966, 996, 1162, 1234, 1242, 1449, 1494, 1743, 1851, 1909, 1932, 2241, 2324, 2468, 2484, 2898, 2988, 3486, 3702, 3818, 4319, 4347, 4482, 5229, 5553, 5727, 5796, 6972, 7404, 7636, 8638, 8694, 8964, 10458, 11106, 11454, 12957, 13363, 14191, 15687, 16659, 17181, 17276, 17388, 20916, 22212, 22908, 25914, 26726, 28382, 31374, 33318, 34362, 38871, 40089, 42573, 51211, 51543, 51828, 53452, 56764, 62748, 66636, 68724, 77742, 80178, 85146, 99337, 102422, 103086, 116613, 120267, 127719, 153633, 155484, 160356, 170292, 198674, 204844, 206172, 233226, 240534, 255438, 298011, 307266, 358477, 360801, 383157, 397348, 460899, 466452, 481068, 510876, 596022, 614532, 716954, 721602, 766314, 894033, 921798, 1075431, 1177853, 1192044, 1382697, 1433908, 1443204, 1532628, 1788066, 1843596, 2150862, 2355706, 2682099, 2765394, 3226293, 3533559, 3576132, 4301724, 4711412, 5364198, 5530788, 6452586, 7067118, 8244971, 9678879, 10600677, 10728396, 12905172, 14134236, 16489942, 19357758, 21201354, 24734913, 31802031, 32979884, 38715516, 42402708, 49469826, 63604062, 74204739, 98939652, 127208124, 148409478, 222614217, 296818956, 445228434, 890456868]

約数ペア:

[(1, 890456868), (2, 445228434), (3, 296818956), (4, 222614217), (6, 148409478), (7, 127208124), (9, 98939652), (12, 74204739), (14, 63604062), (18, 49469826), (21, 42402708), (23, 38715516), (27, 32979884), (28, 31802031), (36, 24734913), (42, 21201354), (46, 19357758), (54, 16489942), (63, 14134236), (69, 12905172), (83, 10728396), (84, 10600677), (92, 9678879), (108, 8244971), (126, 7067118), (138, 6452586), (161, 5530788), (166, 5364198), (189, 4711412), (207, 4301724), (249, 3576132), (252, 3533559), (276, 3226293), (322, 2765394), (332, 2682099), (378, 2355706), (414, 2150862), (483, 1843596), (498, 1788066), (581, 1532628), (617, 1443204), (621, 1433908), (644, 1382697), (747, 1192044), (756, 1177853), (828, 1075431), (966, 921798), (996, 894033), (1162, 766314), (1234, 721602), (1242, 716954), (1449, 614532), (1494, 596022), (1743, 510876), (1851, 481068), (1909, 466452), (1932, 460899), (2241, 397348), (2324, 383157), (2468, 360801), (2484, 358477), (2898, 307266), (2988, 298011), (3486, 255438), (3702, 240534), (3818, 233226), (4319, 206172), (4347, 204844), (4482, 198674), (5229, 170292), (5553, 160356), (5727, 155484), (5796, 153633), (6972, 127719), (7404, 120267), (7636, 116613), (8638, 103086), (8694, 102422), (8964, 99337), (10458, 85146), (11106, 80178), (11454, 77742), (12957, 68724), (13363, 66636), (14191, 62748), (15687, 56764), (16659, 53452), (17181, 51828), (17276, 51543), (17388, 51211), (20916, 42573), (22212, 40089), (22908, 38871), (25914, 34362), (26726, 33318), (28382, 31374)]