121911840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2731}}^1$

素因数の和:2783

約数の個数: 144

約数和(自身を含む): 429601536

約数和(自身を除く): 307689696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2731, 2790, 2976, 3720, 4464, 4960, 5462, 5580, 7440, 8193, 8928, 10924, 11160, 13655, 14880, 16386, 21848, 22320, 24579, 27310, 32772, 40965, 43696, 44640, 49158, 54620, 65544, 81930, 84661, 87392, 98316, 109240, 122895, 131088, 163860, 169322, 196632, 218480, 245790, 253983, 262176, 327720, 338644, 393264, 423305, 436960, 491580, 507966, 655440, 677288, 761949, 786528, 846610, 983160, 1015932, 1269915, 1310880, 1354576, 1523898, 1693220, 1966320, 2031864, 2539830, 2709152, 3047796, 3386440, 3809745, 3932640, 4063728, 5079660, 6095592, 6772880, 7619490, 8127456, 10159320, 12191184, 13545760, 15238980, 20318640, 24382368, 30477960, 40637280, 60955920, 121911840]

約数ペア:

[(1, 121911840), (2, 60955920), (3, 40637280), (4, 30477960), (5, 24382368), (6, 20318640), (8, 15238980), (9, 13545760), (10, 12191184), (12, 10159320), (15, 8127456), (16, 7619490), (18, 6772880), (20, 6095592), (24, 5079660), (30, 4063728), (31, 3932640), (32, 3809745), (36, 3386440), (40, 3047796), (45, 2709152), (48, 2539830), (60, 2031864), (62, 1966320), (72, 1693220), (80, 1523898), (90, 1354576), (93, 1310880), (96, 1269915), (120, 1015932), (124, 983160), (144, 846610), (155, 786528), (160, 761949), (180, 677288), (186, 655440), (240, 507966), (248, 491580), (279, 436960), (288, 423305), (310, 393264), (360, 338644), (372, 327720), (465, 262176), (480, 253983), (496, 245790), (558, 218480), (620, 196632), (720, 169322), (744, 163860), (930, 131088), (992, 122895), (1116, 109240), (1240, 98316), (1395, 87392), (1440, 84661), (1488, 81930), (1860, 65544), (2232, 54620), (2480, 49158), (2731, 44640), (2790, 43696), (2976, 40965), (3720, 32772), (4464, 27310), (4960, 24579), (5462, 22320), (5580, 21848), (7440, 16386), (8193, 14880), (8928, 13655), (10924, 11160)]