71496880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 240

約数和(自身を含む): 220860864

約数和(自身を除く): 149363984

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 49, 52, 56, 61, 65, 70, 80, 91, 92, 98, 104, 112, 115, 122, 130, 140, 161, 182, 184, 196, 208, 230, 244, 245, 260, 280, 299, 305, 322, 364, 368, 392, 427, 455, 460, 488, 490, 520, 560, 598, 610, 637, 644, 728, 784, 793, 805, 854, 910, 920, 976, 980, 1040, 1127, 1196, 1220, 1274, 1288, 1403, 1456, 1495, 1586, 1610, 1708, 1820, 1840, 1960, 2093, 2135, 2254, 2392, 2440, 2548, 2576, 2806, 2989, 2990, 3172, 3185, 3220, 3416, 3640, 3920, 3965, 4186, 4270, 4508, 4784, 4880, 5096, 5551, 5612, 5635, 5978, 5980, 6344, 6370, 6440, 6832, 7015, 7280, 7930, 8372, 8540, 9016, 9821, 10192, 10465, 11102, 11224, 11270, 11956, 11960, 12688, 12740, 12880, 14030, 14651, 14945, 15860, 16744, 17080, 18032, 18239, 19642, 20930, 22204, 22448, 22540, 23912, 23920, 25480, 27755, 28060, 29302, 29890, 31720, 33488, 34160, 36478, 38857, 39284, 41860, 44408, 45080, 47824, 49105, 50960, 55510, 56120, 58604, 59780, 63440, 68747, 72956, 73255, 77714, 78568, 83720, 88816, 90160, 91195, 98210, 111020, 112240, 117208, 119560, 127673, 137494, 145912, 146510, 155428, 157136, 167440, 182390, 194285, 196420, 222040, 234416, 239120, 255346, 274988, 291824, 293020, 310856, 343735, 364780, 388570, 392840, 444080, 510692, 549976, 586040, 621712, 638365, 687470, 729560, 777140, 785680, 893711, 1021384, 1099952, 1172080, 1276730, 1374940, 1459120, 1554280, 1787422, 2042768, 2553460, 2749880, 3108560, 3574844, 4468555, 5106920, 5499760, 7149688, 8937110, 10213840, 14299376, 17874220, 35748440, 71496880]

約数ペア:

[(1, 71496880), (2, 35748440), (4, 17874220), (5, 14299376), (7, 10213840), (8, 8937110), (10, 7149688), (13, 5499760), (14, 5106920), (16, 4468555), (20, 3574844), (23, 3108560), (26, 2749880), (28, 2553460), (35, 2042768), (40, 1787422), (46, 1554280), (49, 1459120), (52, 1374940), (56, 1276730), (61, 1172080), (65, 1099952), (70, 1021384), (80, 893711), (91, 785680), (92, 777140), (98, 729560), (104, 687470), (112, 638365), (115, 621712), (122, 586040), (130, 549976), (140, 510692), (161, 444080), (182, 392840), (184, 388570), (196, 364780), (208, 343735), (230, 310856), (244, 293020), (245, 291824), (260, 274988), (280, 255346), (299, 239120), (305, 234416), (322, 222040), (364, 196420), (368, 194285), (392, 182390), (427, 167440), (455, 157136), (460, 155428), (488, 146510), (490, 145912), (520, 137494), (560, 127673), (598, 119560), (610, 117208), (637, 112240), (644, 111020), (728, 98210), (784, 91195), (793, 90160), (805, 88816), (854, 83720), (910, 78568), (920, 77714), (976, 73255), (980, 72956), (1040, 68747), (1127, 63440), (1196, 59780), (1220, 58604), (1274, 56120), (1288, 55510), (1403, 50960), (1456, 49105), (1495, 47824), (1586, 45080), (1610, 44408), (1708, 41860), (1820, 39284), (1840, 38857), (1960, 36478), (2093, 34160), (2135, 33488), (2254, 31720), (2392, 29890), (2440, 29302), (2548, 28060), (2576, 27755), (2806, 25480), (2989, 23920), (2990, 23912), (3172, 22540), (3185, 22448), (3220, 22204), (3416, 20930), (3640, 19642), (3920, 18239), (3965, 18032), (4186, 17080), (4270, 16744), (4508, 15860), (4784, 14945), (4880, 14651), (5096, 14030), (5551, 12880), (5612, 12740), (5635, 12688), (5978, 11960), (5980, 11956), (6344, 11270), (6370, 11224), (6440, 11102), (6832, 10465), (7015, 10192), (7280, 9821), (7930, 9016), (8372, 8540)]