128043760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:203

約数の個数: 160

約数和(自身を含む): 344227968

約数和(自身を除く): 216184208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 53, 65, 80, 92, 101, 104, 106, 115, 130, 184, 202, 208, 212, 230, 260, 265, 299, 368, 404, 424, 460, 505, 520, 530, 598, 689, 808, 848, 920, 1010, 1040, 1060, 1196, 1219, 1313, 1378, 1495, 1616, 1840, 2020, 2120, 2323, 2392, 2438, 2626, 2756, 2990, 3445, 4040, 4240, 4646, 4784, 4876, 5252, 5353, 5512, 5980, 6095, 6565, 6890, 8080, 9292, 9752, 10504, 10706, 11024, 11615, 11960, 12190, 13130, 13780, 15847, 18584, 19504, 21008, 21412, 23230, 23920, 24380, 26260, 26765, 27560, 30199, 31694, 37168, 42824, 46460, 48760, 52520, 53530, 55120, 60398, 63388, 69589, 79235, 85648, 92920, 97520, 105040, 107060, 120796, 123119, 126776, 139178, 150995, 158470, 185840, 214120, 241592, 246238, 253552, 278356, 301990, 316940, 347945, 428240, 483184, 492476, 556712, 603980, 615595, 633880, 695890, 984952, 1113424, 1207960, 1231190, 1267760, 1391780, 1600547, 1969904, 2415920, 2462380, 2783560, 3201094, 4924760, 5567120, 6402188, 8002735, 9849520, 12804376, 16005470, 25608752, 32010940, 64021880, 128043760]

約数ペア:

[(1, 128043760), (2, 64021880), (4, 32010940), (5, 25608752), (8, 16005470), (10, 12804376), (13, 9849520), (16, 8002735), (20, 6402188), (23, 5567120), (26, 4924760), (40, 3201094), (46, 2783560), (52, 2462380), (53, 2415920), (65, 1969904), (80, 1600547), (92, 1391780), (101, 1267760), (104, 1231190), (106, 1207960), (115, 1113424), (130, 984952), (184, 695890), (202, 633880), (208, 615595), (212, 603980), (230, 556712), (260, 492476), (265, 483184), (299, 428240), (368, 347945), (404, 316940), (424, 301990), (460, 278356), (505, 253552), (520, 246238), (530, 241592), (598, 214120), (689, 185840), (808, 158470), (848, 150995), (920, 139178), (1010, 126776), (1040, 123119), (1060, 120796), (1196, 107060), (1219, 105040), (1313, 97520), (1378, 92920), (1495, 85648), (1616, 79235), (1840, 69589), (2020, 63388), (2120, 60398), (2323, 55120), (2392, 53530), (2438, 52520), (2626, 48760), (2756, 46460), (2990, 42824), (3445, 37168), (4040, 31694), (4240, 30199), (4646, 27560), (4784, 26765), (4876, 26260), (5252, 24380), (5353, 23920), (5512, 23230), (5980, 21412), (6095, 21008), (6565, 19504), (6890, 18584), (8080, 15847), (9292, 13780), (9752, 13130), (10504, 12190), (10706, 11960), (11024, 11615)]