218269440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{18947}}^1$

素因数の和:18974

約数の個数: 108

約数和(自身を含む): 755229384

約数和(自身を除く): 536959944

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, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 18947, 37894, 56841, 75788, 94735, 113682, 151576, 170523, 189470, 227364, 284205, 303152, 341046, 378940, 454728, 568410, 606304, 682092, 757880, 852615, 909456, 1136820, 1212608, 1364184, 1515760, 1705230, 1818912, 2273640, 2425216, 2728368, 3031520, 3410460, 3637824, 4547280, 4850432, 5456736, 6063040, 6820920, 7275648, 9094560, 10913472, 12126080, 13641840, 14551296, 18189120, 21826944, 24252160, 27283680, 36378240, 43653888, 54567360, 72756480, 109134720, 218269440]

約数ペア:

[(1, 218269440), (2, 109134720), (3, 72756480), (4, 54567360), (5, 43653888), (6, 36378240), (8, 27283680), (9, 24252160), (10, 21826944), (12, 18189120), (15, 14551296), (16, 13641840), (18, 12126080), (20, 10913472), (24, 9094560), (30, 7275648), (32, 6820920), (36, 6063040), (40, 5456736), (45, 4850432), (48, 4547280), (60, 3637824), (64, 3410460), (72, 3031520), (80, 2728368), (90, 2425216), (96, 2273640), (120, 1818912), (128, 1705230), (144, 1515760), (160, 1364184), (180, 1212608), (192, 1136820), (240, 909456), (256, 852615), (288, 757880), (320, 682092), (360, 606304), (384, 568410), (480, 454728), (576, 378940), (640, 341046), (720, 303152), (768, 284205), (960, 227364), (1152, 189470), (1280, 170523), (1440, 151576), (1920, 113682), (2304, 94735), (2880, 75788), (3840, 56841), (5760, 37894), (11520, 18947)]