254148180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1559}}^1$

素因数の和:1614

約数の個数: 192

約数和(自身を含む): 880588800

約数和(自身を除く): 626440620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 19, 20, 22, 26, 30, 33, 38, 39, 44, 52, 55, 57, 60, 65, 66, 76, 78, 95, 110, 114, 130, 132, 143, 156, 165, 190, 195, 209, 220, 228, 247, 260, 285, 286, 330, 380, 390, 418, 429, 494, 570, 572, 627, 660, 715, 741, 780, 836, 858, 988, 1045, 1140, 1235, 1254, 1430, 1482, 1559, 1716, 2090, 2145, 2470, 2508, 2717, 2860, 2964, 3118, 3135, 3705, 4180, 4290, 4677, 4940, 5434, 6236, 6270, 7410, 7795, 8151, 8580, 9354, 10868, 12540, 13585, 14820, 15590, 16302, 17149, 18708, 20267, 23385, 27170, 29621, 31180, 32604, 34298, 40534, 40755, 46770, 51447, 54340, 59242, 60801, 68596, 81068, 81510, 85745, 88863, 93540, 101335, 102894, 118484, 121602, 148105, 163020, 171490, 177726, 202670, 205788, 222937, 243204, 257235, 296210, 304005, 325831, 342980, 355452, 385073, 405340, 444315, 445874, 514470, 592420, 608010, 651662, 668811, 770146, 888630, 891748, 977493, 1028940, 1114685, 1155219, 1216020, 1303324, 1337622, 1540292, 1629155, 1777260, 1925365, 1954986, 2229370, 2310438, 2675244, 3258310, 3344055, 3850730, 3909972, 4235803, 4458740, 4620876, 4887465, 5776095, 6516620, 6688110, 7701460, 8471606, 9774930, 11552190, 12707409, 13376220, 16943212, 19549860, 21179015, 23104380, 25414818, 42358030, 50829636, 63537045, 84716060, 127074090, 254148180]

約数ペア:

[(1, 254148180), (2, 127074090), (3, 84716060), (4, 63537045), (5, 50829636), (6, 42358030), (10, 25414818), (11, 23104380), (12, 21179015), (13, 19549860), (15, 16943212), (19, 13376220), (20, 12707409), (22, 11552190), (26, 9774930), (30, 8471606), (33, 7701460), (38, 6688110), (39, 6516620), (44, 5776095), (52, 4887465), (55, 4620876), (57, 4458740), (60, 4235803), (65, 3909972), (66, 3850730), (76, 3344055), (78, 3258310), (95, 2675244), (110, 2310438), (114, 2229370), (130, 1954986), (132, 1925365), (143, 1777260), (156, 1629155), (165, 1540292), (190, 1337622), (195, 1303324), (209, 1216020), (220, 1155219), (228, 1114685), (247, 1028940), (260, 977493), (285, 891748), (286, 888630), (330, 770146), (380, 668811), (390, 651662), (418, 608010), (429, 592420), (494, 514470), (570, 445874), (572, 444315), (627, 405340), (660, 385073), (715, 355452), (741, 342980), (780, 325831), (836, 304005), (858, 296210), (988, 257235), (1045, 243204), (1140, 222937), (1235, 205788), (1254, 202670), (1430, 177726), (1482, 171490), (1559, 163020), (1716, 148105), (2090, 121602), (2145, 118484), (2470, 102894), (2508, 101335), (2717, 93540), (2860, 88863), (2964, 85745), (3118, 81510), (3135, 81068), (3705, 68596), (4180, 60801), (4290, 59242), (4677, 54340), (4940, 51447), (5434, 46770), (6236, 40755), (6270, 40534), (7410, 34298), (7795, 32604), (8151, 31180), (8580, 29621), (9354, 27170), (10868, 23385), (12540, 20267), (13585, 18708), (14820, 17149), (15590, 16302)]