238612680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:468

約数の個数: 192

約数和(自身を含む): 830269440

約数和(自身を除く): 591656760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 127, 136, 153, 170, 180, 204, 254, 255, 306, 307, 340, 360, 381, 408, 508, 510, 612, 614, 635, 680, 762, 765, 921, 1016, 1020, 1143, 1224, 1228, 1270, 1524, 1530, 1535, 1842, 1905, 2040, 2159, 2286, 2456, 2540, 2763, 3048, 3060, 3070, 3684, 3810, 4318, 4572, 4605, 5080, 5219, 5526, 5715, 6120, 6140, 6477, 7368, 7620, 8636, 9144, 9210, 10438, 10795, 11052, 11430, 12280, 12954, 13815, 15240, 15657, 17272, 18420, 19431, 20876, 21590, 22104, 22860, 25908, 26095, 27630, 31314, 32385, 36840, 38862, 38989, 41752, 43180, 45720, 46971, 51816, 52190, 55260, 62628, 64770, 77724, 77978, 78285, 86360, 93942, 97155, 104380, 110520, 116967, 125256, 129540, 155448, 155956, 156570, 187884, 194310, 194945, 208760, 233934, 234855, 259080, 311912, 313140, 350901, 375768, 388620, 389890, 467868, 469710, 584835, 626280, 662813, 701802, 777240, 779780, 935736, 939420, 1169670, 1325626, 1403604, 1559560, 1754505, 1878840, 1988439, 2339340, 2651252, 2807208, 3314065, 3509010, 3976878, 4678680, 5302504, 5965317, 6628130, 7018020, 7953756, 9942195, 11930634, 13256260, 14036040, 15907512, 19884390, 23861268, 26512520, 29826585, 39768780, 47722536, 59653170, 79537560, 119306340, 238612680]

約数ペア:

[(1, 238612680), (2, 119306340), (3, 79537560), (4, 59653170), (5, 47722536), (6, 39768780), (8, 29826585), (9, 26512520), (10, 23861268), (12, 19884390), (15, 15907512), (17, 14036040), (18, 13256260), (20, 11930634), (24, 9942195), (30, 7953756), (34, 7018020), (36, 6628130), (40, 5965317), (45, 5302504), (51, 4678680), (60, 3976878), (68, 3509010), (72, 3314065), (85, 2807208), (90, 2651252), (102, 2339340), (120, 1988439), (127, 1878840), (136, 1754505), (153, 1559560), (170, 1403604), (180, 1325626), (204, 1169670), (254, 939420), (255, 935736), (306, 779780), (307, 777240), (340, 701802), (360, 662813), (381, 626280), (408, 584835), (508, 469710), (510, 467868), (612, 389890), (614, 388620), (635, 375768), (680, 350901), (762, 313140), (765, 311912), (921, 259080), (1016, 234855), (1020, 233934), (1143, 208760), (1224, 194945), (1228, 194310), (1270, 187884), (1524, 156570), (1530, 155956), (1535, 155448), (1842, 129540), (1905, 125256), (2040, 116967), (2159, 110520), (2286, 104380), (2456, 97155), (2540, 93942), (2763, 86360), (3048, 78285), (3060, 77978), (3070, 77724), (3684, 64770), (3810, 62628), (4318, 55260), (4572, 52190), (4605, 51816), (5080, 46971), (5219, 45720), (5526, 43180), (5715, 41752), (6120, 38989), (6140, 38862), (6477, 36840), (7368, 32385), (7620, 31314), (8636, 27630), (9144, 26095), (9210, 25908), (10438, 22860), (10795, 22104), (11052, 21590), (11430, 20876), (12280, 19431), (12954, 18420), (13815, 17272), (15240, 15657)]