128848060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1439}}^1$

素因数の和:1507

約数の個数: 72

約数和(自身を含む): 305665920

約数和(自身を除く): 176817860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 370, 407, 484, 605, 740, 814, 1210, 1439, 1628, 2035, 2420, 2878, 4070, 4477, 5756, 7195, 8140, 8954, 14390, 15829, 17908, 22385, 28780, 31658, 44770, 53243, 63316, 79145, 89540, 106486, 158290, 174119, 212972, 266215, 316580, 348238, 532430, 585673, 696476, 870595, 1064860, 1171346, 1741190, 2342692, 2928365, 3482380, 5856730, 6442403, 11713460, 12884806, 25769612, 32212015, 64424030, 128848060]

約数ペア:

[(1, 128848060), (2, 64424030), (4, 32212015), (5, 25769612), (10, 12884806), (11, 11713460), (20, 6442403), (22, 5856730), (37, 3482380), (44, 2928365), (55, 2342692), (74, 1741190), (110, 1171346), (121, 1064860), (148, 870595), (185, 696476), (220, 585673), (242, 532430), (370, 348238), (407, 316580), (484, 266215), (605, 212972), (740, 174119), (814, 158290), (1210, 106486), (1439, 89540), (1628, 79145), (2035, 63316), (2420, 53243), (2878, 44770), (4070, 31658), (4477, 28780), (5756, 22385), (7195, 17908), (8140, 15829), (8954, 14390)]