178957572

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:977

約数の個数: 96

約数和(自身を含む): 472614912

約数和(自身を除く): 293657340

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 43, 46, 51, 68, 69, 86, 92, 102, 129, 138, 172, 204, 258, 276, 391, 516, 731, 782, 887, 989, 1173, 1462, 1564, 1774, 1978, 2193, 2346, 2661, 2924, 2967, 3548, 3956, 4386, 4692, 5322, 5934, 8772, 10644, 11868, 15079, 16813, 20401, 30158, 33626, 38141, 40802, 45237, 50439, 60316, 61203, 67252, 76282, 81604, 90474, 100878, 114423, 122406, 152564, 180948, 201756, 228846, 244812, 346817, 457692, 648397, 693634, 877243, 1040451, 1296794, 1387268, 1754486, 1945191, 2080902, 2593588, 2631729, 3508972, 3890382, 4161804, 5263458, 7780764, 10526916, 14913131, 29826262, 44739393, 59652524, 89478786, 178957572]

約数ペア:

[(1, 178957572), (2, 89478786), (3, 59652524), (4, 44739393), (6, 29826262), (12, 14913131), (17, 10526916), (23, 7780764), (34, 5263458), (43, 4161804), (46, 3890382), (51, 3508972), (68, 2631729), (69, 2593588), (86, 2080902), (92, 1945191), (102, 1754486), (129, 1387268), (138, 1296794), (172, 1040451), (204, 877243), (258, 693634), (276, 648397), (391, 457692), (516, 346817), (731, 244812), (782, 228846), (887, 201756), (989, 180948), (1173, 152564), (1462, 122406), (1564, 114423), (1774, 100878), (1978, 90474), (2193, 81604), (2346, 76282), (2661, 67252), (2924, 61203), (2967, 60316), (3548, 50439), (3956, 45237), (4386, 40802), (4692, 38141), (5322, 33626), (5934, 30158), (8772, 20401), (10644, 16813), (11868, 15079)]