1261969920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{54773}}^1$

素因数の和:54802

約数の個数: 120

約数和(自身を含む): 4370636556

約数和(自身を除く): 3108666636

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 54773, 109546, 164319, 219092, 273865, 328638, 438184, 492957, 547730, 657276, 821595, 876368, 985914, 1095460, 1314552, 1643190, 1752736, 1971828, 2190920, 2464785, 2629104, 3286380, 3505472, 3943656, 4381840, 4929570, 5258208, 6572760, 7010944, 7887312, 8763680, 9859140, 10516416, 13145520, 14021888, 15774624, 17527360, 19718280, 21032832, 26291040, 28043776, 31549248, 35054720, 39436560, 42065664, 52582080, 63098496, 70109440, 78873120, 84131328, 105164160, 126196992, 140218880, 157746240, 210328320, 252393984, 315492480, 420656640, 630984960, 1261969920]

約数ペア:

[(1, 1261969920), (2, 630984960), (3, 420656640), (4, 315492480), (5, 252393984), (6, 210328320), (8, 157746240), (9, 140218880), (10, 126196992), (12, 105164160), (15, 84131328), (16, 78873120), (18, 70109440), (20, 63098496), (24, 52582080), (30, 42065664), (32, 39436560), (36, 35054720), (40, 31549248), (45, 28043776), (48, 26291040), (60, 21032832), (64, 19718280), (72, 17527360), (80, 15774624), (90, 14021888), (96, 13145520), (120, 10516416), (128, 9859140), (144, 8763680), (160, 7887312), (180, 7010944), (192, 6572760), (240, 5258208), (256, 4929570), (288, 4381840), (320, 3943656), (360, 3505472), (384, 3286380), (480, 2629104), (512, 2464785), (576, 2190920), (640, 1971828), (720, 1752736), (768, 1643190), (960, 1314552), (1152, 1095460), (1280, 985914), (1440, 876368), (1536, 821595), (1920, 657276), (2304, 547730), (2560, 492957), (2880, 438184), (3840, 328638), (4608, 273865), (5760, 219092), (7680, 164319), (11520, 109546), (23040, 54773)]