1815171384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7121}}^1$

素因数の和:7205

約数の個数: 128

約数和(自身を含む): 5264582400

約数和(自身を除く): 3449411016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 43, 52, 57, 76, 78, 86, 104, 114, 129, 152, 156, 172, 228, 247, 258, 312, 344, 456, 494, 516, 559, 741, 817, 988, 1032, 1118, 1482, 1634, 1677, 1976, 2236, 2451, 2964, 3268, 3354, 4472, 4902, 5928, 6536, 6708, 7121, 9804, 10621, 13416, 14242, 19608, 21242, 21363, 28484, 31863, 42484, 42726, 56968, 63726, 84968, 85452, 92573, 127452, 135299, 170904, 185146, 254904, 270598, 277719, 306203, 370292, 405897, 541196, 555438, 612406, 740584, 811794, 918609, 1082392, 1110876, 1224812, 1623588, 1758887, 1837218, 2221752, 2449624, 3247176, 3517774, 3674436, 3980639, 5276661, 5817857, 7035548, 7348872, 7961278, 10553322, 11635714, 11941917, 14071096, 15922556, 17453571, 21106644, 23271428, 23883834, 31845112, 34907142, 42213288, 46542856, 47767668, 69814284, 75632141, 95535336, 139628568, 151264282, 226896423, 302528564, 453792846, 605057128, 907585692, 1815171384]

約数ペア:

[(1, 1815171384), (2, 907585692), (3, 605057128), (4, 453792846), (6, 302528564), (8, 226896423), (12, 151264282), (13, 139628568), (19, 95535336), (24, 75632141), (26, 69814284), (38, 47767668), (39, 46542856), (43, 42213288), (52, 34907142), (57, 31845112), (76, 23883834), (78, 23271428), (86, 21106644), (104, 17453571), (114, 15922556), (129, 14071096), (152, 11941917), (156, 11635714), (172, 10553322), (228, 7961278), (247, 7348872), (258, 7035548), (312, 5817857), (344, 5276661), (456, 3980639), (494, 3674436), (516, 3517774), (559, 3247176), (741, 2449624), (817, 2221752), (988, 1837218), (1032, 1758887), (1118, 1623588), (1482, 1224812), (1634, 1110876), (1677, 1082392), (1976, 918609), (2236, 811794), (2451, 740584), (2964, 612406), (3268, 555438), (3354, 541196), (4472, 405897), (4902, 370292), (5928, 306203), (6536, 277719), (6708, 270598), (7121, 254904), (9804, 185146), (10621, 170904), (13416, 135299), (14242, 127452), (19608, 92573), (21242, 85452), (21363, 84968), (28484, 63726), (31863, 56968), (42484, 42726)]