178979988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 474808320

約数和(自身を除く): 295828332

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 124, 132, 186, 191, 229, 341, 372, 382, 458, 573, 682, 687, 764, 916, 1023, 1146, 1364, 1374, 2046, 2101, 2292, 2519, 2748, 4092, 4202, 5038, 5921, 6303, 7099, 7557, 8404, 10076, 11842, 12606, 14198, 15114, 17763, 21297, 23684, 25212, 28396, 30228, 35526, 42594, 43739, 65131, 71052, 78089, 85188, 87478, 130262, 131217, 156178, 174956, 195393, 234267, 260524, 262434, 312356, 390786, 468534, 481129, 524868, 781572, 937068, 962258, 1355909, 1443387, 1924516, 2711818, 2886774, 4067727, 5423636, 5773548, 8135454, 14914999, 16270908, 29829998, 44744997, 59659996, 89489994, 178979988]

約数ペア:

[(1, 178979988), (2, 89489994), (3, 59659996), (4, 44744997), (6, 29829998), (11, 16270908), (12, 14914999), (22, 8135454), (31, 5773548), (33, 5423636), (44, 4067727), (62, 2886774), (66, 2711818), (93, 1924516), (124, 1443387), (132, 1355909), (186, 962258), (191, 937068), (229, 781572), (341, 524868), (372, 481129), (382, 468534), (458, 390786), (573, 312356), (682, 262434), (687, 260524), (764, 234267), (916, 195393), (1023, 174956), (1146, 156178), (1364, 131217), (1374, 130262), (2046, 87478), (2101, 85188), (2292, 78089), (2519, 71052), (2748, 65131), (4092, 43739), (4202, 42594), (5038, 35526), (5921, 30228), (6303, 28396), (7099, 25212), (7557, 23684), (8404, 21297), (10076, 17763), (11842, 15114), (12606, 14198)]