253147944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1223

約数の個数: 128

約数和(自身を含む): 772761600

約数和(自身を除く): 519613656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 71, 76, 84, 114, 133, 142, 152, 168, 213, 228, 266, 284, 399, 426, 456, 497, 532, 568, 798, 852, 994, 1064, 1117, 1349, 1491, 1596, 1704, 1988, 2234, 2698, 2982, 3192, 3351, 3976, 4047, 4468, 5396, 5964, 6702, 7819, 8094, 8936, 9443, 10792, 11928, 13404, 15638, 16188, 18886, 21223, 23457, 26808, 28329, 31276, 32376, 37772, 42446, 46914, 56658, 62552, 63669, 75544, 79307, 84892, 93828, 113316, 127338, 148561, 158614, 169784, 187656, 226632, 237921, 254676, 297122, 317228, 445683, 475842, 509352, 555149, 594244, 634456, 891366, 951684, 1110298, 1188488, 1506833, 1665447, 1782732, 1903368, 2220596, 3013666, 3330894, 3565464, 4441192, 4520499, 6027332, 6661788, 9040998, 10547831, 12054664, 13323576, 18081996, 21095662, 31643493, 36163992, 42191324, 63286986, 84382648, 126573972, 253147944]

約数ペア:

[(1, 253147944), (2, 126573972), (3, 84382648), (4, 63286986), (6, 42191324), (7, 36163992), (8, 31643493), (12, 21095662), (14, 18081996), (19, 13323576), (21, 12054664), (24, 10547831), (28, 9040998), (38, 6661788), (42, 6027332), (56, 4520499), (57, 4441192), (71, 3565464), (76, 3330894), (84, 3013666), (114, 2220596), (133, 1903368), (142, 1782732), (152, 1665447), (168, 1506833), (213, 1188488), (228, 1110298), (266, 951684), (284, 891366), (399, 634456), (426, 594244), (456, 555149), (497, 509352), (532, 475842), (568, 445683), (798, 317228), (852, 297122), (994, 254676), (1064, 237921), (1117, 226632), (1349, 187656), (1491, 169784), (1596, 158614), (1704, 148561), (1988, 127338), (2234, 113316), (2698, 93828), (2982, 84892), (3192, 79307), (3351, 75544), (3976, 63669), (4047, 62552), (4468, 56658), (5396, 46914), (5964, 42446), (6702, 37772), (7819, 32376), (8094, 31276), (8936, 28329), (9443, 26808), (10792, 23457), (11928, 21223), (13404, 18886), (15638, 16188)]