19690080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 192

約数和(自身を含む): 69672960

約数和(自身を除く): 49982880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 96, 102, 114, 120, 127, 136, 152, 160, 170, 190, 204, 228, 240, 254, 255, 272, 285, 304, 323, 340, 380, 381, 408, 456, 480, 508, 510, 544, 570, 608, 635, 646, 680, 760, 762, 816, 912, 969, 1016, 1020, 1140, 1270, 1292, 1360, 1520, 1524, 1615, 1632, 1824, 1905, 1938, 2032, 2040, 2159, 2280, 2413, 2540, 2584, 2720, 3040, 3048, 3230, 3810, 3876, 4064, 4080, 4318, 4560, 4826, 4845, 5080, 5168, 6096, 6460, 6477, 7239, 7620, 7752, 8160, 8636, 9120, 9652, 9690, 10160, 10336, 10795, 12065, 12192, 12920, 12954, 14478, 15240, 15504, 17272, 19304, 19380, 20320, 21590, 24130, 25840, 25908, 28956, 30480, 31008, 32385, 34544, 36195, 38608, 38760, 41021, 43180, 48260, 51680, 51816, 57912, 60960, 64770, 69088, 72390, 77216, 77520, 82042, 86360, 96520, 103632, 115824, 123063, 129540, 144780, 155040, 164084, 172720, 193040, 205105, 207264, 231648, 246126, 259080, 289560, 328168, 345440, 386080, 410210, 492252, 518160, 579120, 615315, 656336, 820420, 984504, 1036320, 1158240, 1230630, 1312672, 1640840, 1969008, 2461260, 3281680, 3938016, 4922520, 6563360, 9845040, 19690080]

約数ペア:

[(1, 19690080), (2, 9845040), (3, 6563360), (4, 4922520), (5, 3938016), (6, 3281680), (8, 2461260), (10, 1969008), (12, 1640840), (15, 1312672), (16, 1230630), (17, 1158240), (19, 1036320), (20, 984504), (24, 820420), (30, 656336), (32, 615315), (34, 579120), (38, 518160), (40, 492252), (48, 410210), (51, 386080), (57, 345440), (60, 328168), (68, 289560), (76, 259080), (80, 246126), (85, 231648), (95, 207264), (96, 205105), (102, 193040), (114, 172720), (120, 164084), (127, 155040), (136, 144780), (152, 129540), (160, 123063), (170, 115824), (190, 103632), (204, 96520), (228, 86360), (240, 82042), (254, 77520), (255, 77216), (272, 72390), (285, 69088), (304, 64770), (323, 60960), (340, 57912), (380, 51816), (381, 51680), (408, 48260), (456, 43180), (480, 41021), (508, 38760), (510, 38608), (544, 36195), (570, 34544), (608, 32385), (635, 31008), (646, 30480), (680, 28956), (760, 25908), (762, 25840), (816, 24130), (912, 21590), (969, 20320), (1016, 19380), (1020, 19304), (1140, 17272), (1270, 15504), (1292, 15240), (1360, 14478), (1520, 12954), (1524, 12920), (1615, 12192), (1632, 12065), (1824, 10795), (1905, 10336), (1938, 10160), (2032, 9690), (2040, 9652), (2159, 9120), (2280, 8636), (2413, 8160), (2540, 7752), (2584, 7620), (2720, 7239), (3040, 6477), (3048, 6460), (3230, 6096), (3810, 5168), (3876, 5080), (4064, 4845), (4080, 4826), (4318, 4560)]