38867220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:414

約数の個数: 144

約数和(自身を含む): 136456320

約数和(自身を除く): 97589100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 109, 126, 140, 180, 210, 218, 252, 283, 315, 327, 420, 436, 545, 566, 630, 654, 763, 849, 981, 1090, 1132, 1260, 1308, 1415, 1526, 1635, 1698, 1962, 1981, 2180, 2289, 2547, 2830, 3052, 3270, 3396, 3815, 3924, 3962, 4245, 4578, 4905, 5094, 5660, 5943, 6540, 6867, 7630, 7924, 8490, 9156, 9810, 9905, 10188, 11445, 11886, 12735, 13734, 15260, 16980, 17829, 19620, 19810, 22890, 23772, 25470, 27468, 29715, 30847, 34335, 35658, 39620, 45780, 50940, 59430, 61694, 68670, 71316, 89145, 92541, 118860, 123388, 137340, 154235, 178290, 185082, 215929, 277623, 308470, 356580, 370164, 431858, 462705, 555246, 616940, 647787, 863716, 925410, 1079645, 1110492, 1295574, 1388115, 1850820, 1943361, 2159290, 2591148, 2776230, 3238935, 3886722, 4318580, 5552460, 6477870, 7773444, 9716805, 12955740, 19433610, 38867220]

約数ペア:

[(1, 38867220), (2, 19433610), (3, 12955740), (4, 9716805), (5, 7773444), (6, 6477870), (7, 5552460), (9, 4318580), (10, 3886722), (12, 3238935), (14, 2776230), (15, 2591148), (18, 2159290), (20, 1943361), (21, 1850820), (28, 1388115), (30, 1295574), (35, 1110492), (36, 1079645), (42, 925410), (45, 863716), (60, 647787), (63, 616940), (70, 555246), (84, 462705), (90, 431858), (105, 370164), (109, 356580), (126, 308470), (140, 277623), (180, 215929), (210, 185082), (218, 178290), (252, 154235), (283, 137340), (315, 123388), (327, 118860), (420, 92541), (436, 89145), (545, 71316), (566, 68670), (630, 61694), (654, 59430), (763, 50940), (849, 45780), (981, 39620), (1090, 35658), (1132, 34335), (1260, 30847), (1308, 29715), (1415, 27468), (1526, 25470), (1635, 23772), (1698, 22890), (1962, 19810), (1981, 19620), (2180, 17829), (2289, 16980), (2547, 15260), (2830, 13734), (3052, 12735), (3270, 11886), (3396, 11445), (3815, 10188), (3924, 9905), (3962, 9810), (4245, 9156), (4578, 8490), (4905, 7924), (5094, 7630), (5660, 6867), (5943, 6540)]