257715666450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{131143}}^1$

素因数の和:131569

約数の個数: 144

約数和(自身を含む): 757249586496

約数和(自身を除く): 499533920046

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 397, 450, 495, 550, 794, 825, 990, 1191, 1650, 1985, 2382, 2475, 3573, 3970, 4367, 4950, 5955, 7146, 8734, 9925, 11910, 13101, 17865, 19850, 21835, 26202, 29775, 35730, 39303, 43670, 59550, 65505, 78606, 89325, 109175, 131010, 131143, 178650, 196515, 218350, 262286, 327525, 393030, 393429, 655050, 655715, 786858, 982575, 1180287, 1311430, 1442573, 1965150, 1967145, 2360574, 2885146, 3278575, 3934290, 4327719, 5901435, 6557150, 7212865, 8655438, 9835725, 11802870, 12983157, 14425730, 19671450, 21638595, 25966314, 29507175, 36064325, 43277190, 52063771, 59014350, 64915785, 72128650, 104127542, 108192975, 129831570, 156191313, 216385950, 260318855, 312382626, 324578925, 468573939, 520637710, 572701481, 649157850, 780956565, 937147878, 1145402962, 1301594275, 1561913130, 1718104443, 2342869695, 2603188550, 2863507405, 3436208886, 3904782825, 4685739390, 5154313329, 5727014810, 7809565650, 8590522215, 10308626658, 11714348475, 14317537025, 17181044430, 23428696950, 25771566645, 28635074050, 42952611075, 51543133290, 85905222150, 128857833225, 257715666450]

約数ペア:

[(1, 257715666450), (2, 128857833225), (3, 85905222150), (5, 51543133290), (6, 42952611075), (9, 28635074050), (10, 25771566645), (11, 23428696950), (15, 17181044430), (18, 14317537025), (22, 11714348475), (25, 10308626658), (30, 8590522215), (33, 7809565650), (45, 5727014810), (50, 5154313329), (55, 4685739390), (66, 3904782825), (75, 3436208886), (90, 2863507405), (99, 2603188550), (110, 2342869695), (150, 1718104443), (165, 1561913130), (198, 1301594275), (225, 1145402962), (275, 937147878), (330, 780956565), (397, 649157850), (450, 572701481), (495, 520637710), (550, 468573939), (794, 324578925), (825, 312382626), (990, 260318855), (1191, 216385950), (1650, 156191313), (1985, 129831570), (2382, 108192975), (2475, 104127542), (3573, 72128650), (3970, 64915785), (4367, 59014350), (4950, 52063771), (5955, 43277190), (7146, 36064325), (8734, 29507175), (9925, 25966314), (11910, 21638595), (13101, 19671450), (17865, 14425730), (19850, 12983157), (21835, 11802870), (26202, 9835725), (29775, 8655438), (35730, 7212865), (39303, 6557150), (43670, 5901435), (59550, 4327719), (65505, 3934290), (78606, 3278575), (89325, 2885146), (109175, 2360574), (131010, 1967145), (131143, 1965150), (178650, 1442573), (196515, 1311430), (218350, 1180287), (262286, 982575), (327525, 786858), (393030, 655715), (393429, 655050)]