251478720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3011}}^1$

素因数の和:3063

約数の個数: 168

約数和(自身を含む): 895106160

約数和(自身を除く): 643627440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 192, 232, 240, 261, 288, 290, 320, 348, 360, 435, 464, 480, 522, 576, 580, 696, 720, 870, 928, 960, 1044, 1160, 1305, 1392, 1440, 1740, 1856, 2088, 2320, 2610, 2784, 2880, 3011, 3480, 4176, 4640, 5220, 5568, 6022, 6960, 8352, 9033, 9280, 10440, 12044, 13920, 15055, 16704, 18066, 20880, 24088, 27099, 27840, 30110, 36132, 41760, 45165, 48176, 54198, 60220, 72264, 83520, 87319, 90330, 96352, 108396, 120440, 135495, 144528, 174638, 180660, 192704, 216792, 240880, 261957, 270990, 289056, 349276, 361320, 433584, 436595, 481760, 523914, 541980, 578112, 698552, 722640, 785871, 867168, 873190, 963520, 1047828, 1083960, 1309785, 1397104, 1445280, 1571742, 1734336, 1746380, 2095656, 2167920, 2619570, 2794208, 2890560, 3143484, 3492760, 3929355, 4191312, 4335840, 5239140, 5588416, 6286968, 6985520, 7858710, 8382624, 8671680, 10478280, 12573936, 13971040, 15717420, 16765248, 20956560, 25147872, 27942080, 31434840, 41913120, 50295744, 62869680, 83826240, 125739360, 251478720]

約数ペア:

[(1, 251478720), (2, 125739360), (3, 83826240), (4, 62869680), (5, 50295744), (6, 41913120), (8, 31434840), (9, 27942080), (10, 25147872), (12, 20956560), (15, 16765248), (16, 15717420), (18, 13971040), (20, 12573936), (24, 10478280), (29, 8671680), (30, 8382624), (32, 7858710), (36, 6985520), (40, 6286968), (45, 5588416), (48, 5239140), (58, 4335840), (60, 4191312), (64, 3929355), (72, 3492760), (80, 3143484), (87, 2890560), (90, 2794208), (96, 2619570), (116, 2167920), (120, 2095656), (144, 1746380), (145, 1734336), (160, 1571742), (174, 1445280), (180, 1397104), (192, 1309785), (232, 1083960), (240, 1047828), (261, 963520), (288, 873190), (290, 867168), (320, 785871), (348, 722640), (360, 698552), (435, 578112), (464, 541980), (480, 523914), (522, 481760), (576, 436595), (580, 433584), (696, 361320), (720, 349276), (870, 289056), (928, 270990), (960, 261957), (1044, 240880), (1160, 216792), (1305, 192704), (1392, 180660), (1440, 174638), (1740, 144528), (1856, 135495), (2088, 120440), (2320, 108396), (2610, 96352), (2784, 90330), (2880, 87319), (3011, 83520), (3480, 72264), (4176, 60220), (4640, 54198), (5220, 48176), (5568, 45165), (6022, 41760), (6960, 36132), (8352, 30110), (9033, 27840), (9280, 27099), (10440, 24088), (12044, 20880), (13920, 18066), (15055, 16704)]