28310640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{659}}^1$

素因数の和:854

約数の個数: 80

約数和(自身を含む): 88387200

約数和(自身を除く): 60076560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 179, 240, 358, 537, 659, 716, 895, 1074, 1318, 1432, 1790, 1977, 2148, 2636, 2685, 2864, 3295, 3580, 3954, 4296, 5272, 5370, 6590, 7160, 7908, 8592, 9885, 10544, 10740, 13180, 14320, 15816, 19770, 21480, 26360, 31632, 39540, 42960, 52720, 79080, 117961, 158160, 235922, 353883, 471844, 589805, 707766, 943688, 1179610, 1415532, 1769415, 1887376, 2359220, 2831064, 3538830, 4718440, 5662128, 7077660, 9436880, 14155320, 28310640]

約数ペア:

[(1, 28310640), (2, 14155320), (3, 9436880), (4, 7077660), (5, 5662128), (6, 4718440), (8, 3538830), (10, 2831064), (12, 2359220), (15, 1887376), (16, 1769415), (20, 1415532), (24, 1179610), (30, 943688), (40, 707766), (48, 589805), (60, 471844), (80, 353883), (120, 235922), (179, 158160), (240, 117961), (358, 79080), (537, 52720), (659, 42960), (716, 39540), (895, 31632), (1074, 26360), (1318, 21480), (1432, 19770), (1790, 15816), (1977, 14320), (2148, 13180), (2636, 10740), (2685, 10544), (2864, 9885), (3295, 8592), (3580, 7908), (3954, 7160), (4296, 6590), (5272, 5370)]