79642680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2687}}^1$

素因数の和:2733

約数の個数: 128

約数和(自身を含む): 270950400

約数和(自身を除く): 191307720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2687, 2964, 3705, 4940, 5374, 5928, 7410, 8061, 9880, 10748, 13435, 14820, 16122, 21496, 26870, 29640, 32244, 34931, 40305, 51053, 53740, 64488, 69862, 80610, 102106, 104793, 107480, 139724, 153159, 161220, 174655, 204212, 209586, 255265, 279448, 306318, 322440, 349310, 408424, 419172, 510530, 523965, 612636, 663689, 698620, 765795, 838344, 1021060, 1047930, 1225272, 1327378, 1397240, 1531590, 1991067, 2042120, 2095860, 2654756, 3063180, 3318445, 3982134, 4191720, 5309512, 6126360, 6636890, 7964268, 9955335, 13273780, 15928536, 19910670, 26547560, 39821340, 79642680]

約数ペア:

[(1, 79642680), (2, 39821340), (3, 26547560), (4, 19910670), (5, 15928536), (6, 13273780), (8, 9955335), (10, 7964268), (12, 6636890), (13, 6126360), (15, 5309512), (19, 4191720), (20, 3982134), (24, 3318445), (26, 3063180), (30, 2654756), (38, 2095860), (39, 2042120), (40, 1991067), (52, 1531590), (57, 1397240), (60, 1327378), (65, 1225272), (76, 1047930), (78, 1021060), (95, 838344), (104, 765795), (114, 698620), (120, 663689), (130, 612636), (152, 523965), (156, 510530), (190, 419172), (195, 408424), (228, 349310), (247, 322440), (260, 306318), (285, 279448), (312, 255265), (380, 209586), (390, 204212), (456, 174655), (494, 161220), (520, 153159), (570, 139724), (741, 107480), (760, 104793), (780, 102106), (988, 80610), (1140, 69862), (1235, 64488), (1482, 53740), (1560, 51053), (1976, 40305), (2280, 34931), (2470, 32244), (2687, 29640), (2964, 26870), (3705, 21496), (4940, 16122), (5374, 14820), (5928, 13435), (7410, 10748), (8061, 9880)]