161021340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 511711200

約数和(自身を除く): 350689860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 109, 116, 145, 174, 180, 218, 261, 283, 290, 327, 348, 435, 436, 522, 545, 566, 580, 654, 849, 870, 981, 1044, 1090, 1132, 1305, 1308, 1415, 1635, 1698, 1740, 1962, 2180, 2547, 2610, 2830, 3161, 3270, 3396, 3924, 4245, 4905, 5094, 5220, 5660, 6322, 6540, 8207, 8490, 9483, 9810, 10188, 12644, 12735, 15805, 16414, 16980, 18966, 19620, 24621, 25470, 28449, 30847, 31610, 32828, 37932, 41035, 47415, 49242, 50940, 56898, 61694, 63220, 73863, 82070, 92541, 94830, 98484, 113796, 123105, 123388, 142245, 147726, 154235, 164140, 185082, 189660, 246210, 277623, 284490, 295452, 308470, 369315, 370164, 462705, 492420, 555246, 568980, 616940, 738630, 894563, 925410, 1110492, 1388115, 1477260, 1789126, 1850820, 2683689, 2776230, 3578252, 4472815, 5367378, 5552460, 8051067, 8945630, 10734756, 13418445, 16102134, 17891260, 26836890, 32204268, 40255335, 53673780, 80510670, 161021340]

約数ペア:

[(1, 161021340), (2, 80510670), (3, 53673780), (4, 40255335), (5, 32204268), (6, 26836890), (9, 17891260), (10, 16102134), (12, 13418445), (15, 10734756), (18, 8945630), (20, 8051067), (29, 5552460), (30, 5367378), (36, 4472815), (45, 3578252), (58, 2776230), (60, 2683689), (87, 1850820), (90, 1789126), (109, 1477260), (116, 1388115), (145, 1110492), (174, 925410), (180, 894563), (218, 738630), (261, 616940), (283, 568980), (290, 555246), (327, 492420), (348, 462705), (435, 370164), (436, 369315), (522, 308470), (545, 295452), (566, 284490), (580, 277623), (654, 246210), (849, 189660), (870, 185082), (981, 164140), (1044, 154235), (1090, 147726), (1132, 142245), (1305, 123388), (1308, 123105), (1415, 113796), (1635, 98484), (1698, 94830), (1740, 92541), (1962, 82070), (2180, 73863), (2547, 63220), (2610, 61694), (2830, 56898), (3161, 50940), (3270, 49242), (3396, 47415), (3924, 41035), (4245, 37932), (4905, 32828), (5094, 31610), (5220, 30847), (5660, 28449), (6322, 25470), (6540, 24621), (8207, 19620), (8490, 18966), (9483, 16980), (9810, 16414), (10188, 15805), (12644, 12735)]