655310880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{65011}}^1$

素因数の和:65039

約数の個数: 144

約数和(自身を含む): 2555751744

約数和(自身を除く): 1900440864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 65011, 130022, 195033, 260044, 325055, 390066, 455077, 520088, 585099, 650110, 780132, 910154, 975165, 1040176, 1170198, 1300220, 1365231, 1560264, 1820308, 1950330, 2080352, 2275385, 2340396, 2600440, 2730462, 2925495, 3120528, 3640616, 3900660, 4095693, 4550770, 4680792, 5200880, 5460924, 5850990, 6241056, 6826155, 7281232, 7801320, 8191386, 9101540, 9361584, 10401760, 10921848, 11701980, 13652310, 14562464, 15602640, 16382772, 18203080, 18723168, 20478465, 21843696, 23403960, 27304620, 31205280, 32765544, 36406160, 40956930, 43687392, 46807920, 54609240, 65531088, 72812320, 81913860, 93615840, 109218480, 131062176, 163827720, 218436960, 327655440, 655310880]

約数ペア:

[(1, 655310880), (2, 327655440), (3, 218436960), (4, 163827720), (5, 131062176), (6, 109218480), (7, 93615840), (8, 81913860), (9, 72812320), (10, 65531088), (12, 54609240), (14, 46807920), (15, 43687392), (16, 40956930), (18, 36406160), (20, 32765544), (21, 31205280), (24, 27304620), (28, 23403960), (30, 21843696), (32, 20478465), (35, 18723168), (36, 18203080), (40, 16382772), (42, 15602640), (45, 14562464), (48, 13652310), (56, 11701980), (60, 10921848), (63, 10401760), (70, 9361584), (72, 9101540), (80, 8191386), (84, 7801320), (90, 7281232), (96, 6826155), (105, 6241056), (112, 5850990), (120, 5460924), (126, 5200880), (140, 4680792), (144, 4550770), (160, 4095693), (168, 3900660), (180, 3640616), (210, 3120528), (224, 2925495), (240, 2730462), (252, 2600440), (280, 2340396), (288, 2275385), (315, 2080352), (336, 1950330), (360, 1820308), (420, 1560264), (480, 1365231), (504, 1300220), (560, 1170198), (630, 1040176), (672, 975165), (720, 910154), (840, 780132), (1008, 650110), (1120, 585099), (1260, 520088), (1440, 455077), (1680, 390066), (2016, 325055), (2520, 260044), (3360, 195033), (5040, 130022), (10080, 65011)]