25911480

素因数分解:

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

素因数の和:413

約数の個数: 128

約数和(自身を含む): 89971200

約数和(自身を除く): 64059720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 283, 327, 420, 436, 545, 566, 654, 763, 840, 849, 872, 1090, 1132, 1308, 1415, 1526, 1635, 1698, 1981, 2180, 2264, 2289, 2616, 2830, 3052, 3270, 3396, 3815, 3962, 4245, 4360, 4578, 5660, 5943, 6104, 6540, 6792, 7630, 7924, 8490, 9156, 9905, 11320, 11445, 11886, 13080, 15260, 15848, 16980, 18312, 19810, 22890, 23772, 29715, 30520, 30847, 33960, 39620, 45780, 47544, 59430, 61694, 79240, 91560, 92541, 118860, 123388, 154235, 185082, 215929, 237720, 246776, 308470, 370164, 431858, 462705, 616940, 647787, 740328, 863716, 925410, 1079645, 1233880, 1295574, 1727432, 1850820, 2159290, 2591148, 3238935, 3701640, 4318580, 5182296, 6477870, 8637160, 12955740, 25911480]

約数ペア:

[(1, 25911480), (2, 12955740), (3, 8637160), (4, 6477870), (5, 5182296), (6, 4318580), (7, 3701640), (8, 3238935), (10, 2591148), (12, 2159290), (14, 1850820), (15, 1727432), (20, 1295574), (21, 1233880), (24, 1079645), (28, 925410), (30, 863716), (35, 740328), (40, 647787), (42, 616940), (56, 462705), (60, 431858), (70, 370164), (84, 308470), (105, 246776), (109, 237720), (120, 215929), (140, 185082), (168, 154235), (210, 123388), (218, 118860), (280, 92541), (283, 91560), (327, 79240), (420, 61694), (436, 59430), (545, 47544), (566, 45780), (654, 39620), (763, 33960), (840, 30847), (849, 30520), (872, 29715), (1090, 23772), (1132, 22890), (1308, 19810), (1415, 18312), (1526, 16980), (1635, 15848), (1698, 15260), (1981, 13080), (2180, 11886), (2264, 11445), (2289, 11320), (2616, 9905), (2830, 9156), (3052, 8490), (3270, 7924), (3396, 7630), (3815, 6792), (3962, 6540), (4245, 6104), (4360, 5943), (4578, 5660)]