77200420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 198414720

約数和(自身を除く): 121214300

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 23, 38, 44, 46, 55, 73, 76, 92, 95, 110, 115, 121, 146, 190, 209, 220, 230, 242, 253, 292, 365, 380, 418, 437, 460, 484, 506, 605, 730, 803, 836, 874, 1012, 1045, 1210, 1265, 1387, 1460, 1606, 1679, 1748, 2090, 2185, 2299, 2420, 2530, 2774, 2783, 3212, 3358, 4015, 4180, 4370, 4598, 4807, 5060, 5548, 5566, 6716, 6935, 8030, 8395, 8740, 8833, 9196, 9614, 11132, 11495, 13870, 13915, 15257, 16060, 16790, 17666, 18469, 19228, 22990, 24035, 27740, 27830, 30514, 31901, 33580, 35332, 36938, 44165, 45980, 48070, 52877, 55660, 61028, 63802, 73876, 76285, 88330, 92345, 96140, 105754, 127604, 152570, 159505, 167827, 176660, 184690, 203159, 211508, 264385, 305140, 319010, 335654, 350911, 369380, 406318, 528770, 638020, 671308, 701822, 812636, 839135, 1015795, 1057540, 1403644, 1678270, 1754555, 2031590, 3356540, 3509110, 3860021, 4063180, 7018220, 7720042, 15440084, 19300105, 38600210, 77200420]

約数ペア:

[(1, 77200420), (2, 38600210), (4, 19300105), (5, 15440084), (10, 7720042), (11, 7018220), (19, 4063180), (20, 3860021), (22, 3509110), (23, 3356540), (38, 2031590), (44, 1754555), (46, 1678270), (55, 1403644), (73, 1057540), (76, 1015795), (92, 839135), (95, 812636), (110, 701822), (115, 671308), (121, 638020), (146, 528770), (190, 406318), (209, 369380), (220, 350911), (230, 335654), (242, 319010), (253, 305140), (292, 264385), (365, 211508), (380, 203159), (418, 184690), (437, 176660), (460, 167827), (484, 159505), (506, 152570), (605, 127604), (730, 105754), (803, 96140), (836, 92345), (874, 88330), (1012, 76285), (1045, 73876), (1210, 63802), (1265, 61028), (1387, 55660), (1460, 52877), (1606, 48070), (1679, 45980), (1748, 44165), (2090, 36938), (2185, 35332), (2299, 33580), (2420, 31901), (2530, 30514), (2774, 27830), (2783, 27740), (3212, 24035), (3358, 22990), (4015, 19228), (4180, 18469), (4370, 17666), (4598, 16790), (4807, 16060), (5060, 15257), (5548, 13915), (5566, 13870), (6716, 11495), (6935, 11132), (8030, 9614), (8395, 9196), (8740, 8833)]