201620821356

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{607}}^1\times {\mathrm{823}}^1$

素因数の和:1581

約数の個数: 192

約数和(自身を含む): 543716597760

約数和(自身を除く): 342095776404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 101, 108, 111, 148, 202, 222, 303, 333, 404, 444, 606, 607, 666, 823, 909, 999, 1212, 1214, 1332, 1646, 1818, 1821, 1998, 2428, 2469, 2727, 3292, 3636, 3642, 3737, 3996, 4938, 5454, 5463, 7284, 7407, 7474, 9876, 10908, 10926, 11211, 14814, 14948, 16389, 21852, 22221, 22422, 22459, 29628, 30451, 32778, 33633, 44442, 44844, 44918, 60902, 61307, 65556, 67266, 67377, 83123, 88884, 89836, 91353, 100899, 121804, 122614, 134532, 134754, 166246, 182706, 183921, 201798, 202131, 245228, 249369, 269508, 274059, 332492, 365412, 367842, 403596, 404262, 498738, 499561, 548118, 551763, 606393, 735684, 748107, 808524, 822177, 997476, 999122, 1096236, 1103526, 1212786, 1496214, 1498683, 1644354, 1655289, 1998244, 2207052, 2244321, 2268359, 2425572, 2992428, 2997366, 3075551, 3288708, 3310578, 4488642, 4496049, 4536718, 5994732, 6151102, 6621156, 6805077, 8977284, 8992098, 9073436, 9226653, 12302204, 13488147, 13610154, 17984196, 18453306, 18483757, 20415231, 26976294, 27220308, 27679959, 36906612, 36967514, 40830462, 50455661, 53952588, 55359918, 55451271, 61245693, 73935028, 81660924, 83039877, 100911322, 110719836, 110902542, 122491386, 151366983, 166079754, 166353813, 201822644, 221805084, 244982772, 302733966, 332159508, 332707626, 454100949, 499061439, 605467932, 665415252, 908201898, 998122878, 1362302847, 1816403796, 1866859457, 1996245756, 2724605694, 3733718914, 5449211388, 5600578371, 7467437828, 11201156742, 16801735113, 22402313484, 33603470226, 50405205339, 67206940452, 100810410678, 201620821356]

約数ペア:

[(1, 201620821356), (2, 100810410678), (3, 67206940452), (4, 50405205339), (6, 33603470226), (9, 22402313484), (12, 16801735113), (18, 11201156742), (27, 7467437828), (36, 5600578371), (37, 5449211388), (54, 3733718914), (74, 2724605694), (101, 1996245756), (108, 1866859457), (111, 1816403796), (148, 1362302847), (202, 998122878), (222, 908201898), (303, 665415252), (333, 605467932), (404, 499061439), (444, 454100949), (606, 332707626), (607, 332159508), (666, 302733966), (823, 244982772), (909, 221805084), (999, 201822644), (1212, 166353813), (1214, 166079754), (1332, 151366983), (1646, 122491386), (1818, 110902542), (1821, 110719836), (1998, 100911322), (2428, 83039877), (2469, 81660924), (2727, 73935028), (3292, 61245693), (3636, 55451271), (3642, 55359918), (3737, 53952588), (3996, 50455661), (4938, 40830462), (5454, 36967514), (5463, 36906612), (7284, 27679959), (7407, 27220308), (7474, 26976294), (9876, 20415231), (10908, 18483757), (10926, 18453306), (11211, 17984196), (14814, 13610154), (14948, 13488147), (16389, 12302204), (21852, 9226653), (22221, 9073436), (22422, 8992098), (22459, 8977284), (29628, 6805077), (30451, 6621156), (32778, 6151102), (33633, 5994732), (44442, 4536718), (44844, 4496049), (44918, 4488642), (60902, 3310578), (61307, 3288708), (65556, 3075551), (67266, 2997366), (67377, 2992428), (83123, 2425572), (88884, 2268359), (89836, 2244321), (91353, 2207052), (100899, 1998244), (121804, 1655289), (122614, 1644354), (134532, 1498683), (134754, 1496214), (166246, 1212786), (182706, 1103526), (183921, 1096236), (201798, 999122), (202131, 997476), (245228, 822177), (249369, 808524), (269508, 748107), (274059, 735684), (332492, 606393), (365412, 551763), (367842, 548118), (403596, 499561), (404262, 498738)]