71423280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:288

約数の個数: 240

約数和(自身を含む): 264625920

約数和(自身を除く): 193202640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 48, 57, 60, 69, 72, 76, 80, 90, 92, 95, 114, 115, 120, 138, 144, 152, 171, 180, 184, 190, 207, 227, 228, 230, 240, 276, 285, 304, 342, 345, 360, 368, 380, 414, 437, 454, 456, 460, 552, 570, 681, 684, 690, 720, 760, 828, 855, 874, 908, 912, 920, 1035, 1104, 1135, 1140, 1311, 1362, 1368, 1380, 1520, 1656, 1710, 1748, 1816, 1840, 2043, 2070, 2185, 2270, 2280, 2622, 2724, 2736, 2760, 3312, 3405, 3420, 3496, 3632, 3933, 4086, 4140, 4313, 4370, 4540, 4560, 5221, 5244, 5448, 5520, 6555, 6810, 6840, 6992, 7866, 8172, 8280, 8626, 8740, 9080, 10215, 10442, 10488, 10896, 12939, 13110, 13620, 13680, 15663, 15732, 16344, 16560, 17252, 17480, 18160, 19665, 20430, 20884, 20976, 21565, 25878, 26105, 26220, 27240, 31326, 31464, 32688, 34504, 34960, 38817, 39330, 40860, 41768, 43130, 46989, 51756, 52210, 52440, 54480, 62652, 62928, 64695, 69008, 77634, 78315, 78660, 81720, 83536, 86260, 93978, 99199, 103512, 104420, 104880, 125304, 129390, 155268, 156630, 157320, 163440, 172520, 187956, 194085, 198398, 207024, 208840, 234945, 250608, 258780, 297597, 310536, 313260, 314640, 345040, 375912, 388170, 396796, 417680, 469890, 495995, 517560, 595194, 621072, 626520, 751824, 776340, 793592, 892791, 939780, 991990, 1035120, 1190388, 1253040, 1487985, 1552680, 1587184, 1785582, 1879560, 1983980, 2380776, 2975970, 3105360, 3571164, 3759120, 3967960, 4463955, 4761552, 5951940, 7142328, 7935920, 8927910, 11903880, 14284656, 17855820, 23807760, 35711640, 71423280]

約数ペア:

[(1, 71423280), (2, 35711640), (3, 23807760), (4, 17855820), (5, 14284656), (6, 11903880), (8, 8927910), (9, 7935920), (10, 7142328), (12, 5951940), (15, 4761552), (16, 4463955), (18, 3967960), (19, 3759120), (20, 3571164), (23, 3105360), (24, 2975970), (30, 2380776), (36, 1983980), (38, 1879560), (40, 1785582), (45, 1587184), (46, 1552680), (48, 1487985), (57, 1253040), (60, 1190388), (69, 1035120), (72, 991990), (76, 939780), (80, 892791), (90, 793592), (92, 776340), (95, 751824), (114, 626520), (115, 621072), (120, 595194), (138, 517560), (144, 495995), (152, 469890), (171, 417680), (180, 396796), (184, 388170), (190, 375912), (207, 345040), (227, 314640), (228, 313260), (230, 310536), (240, 297597), (276, 258780), (285, 250608), (304, 234945), (342, 208840), (345, 207024), (360, 198398), (368, 194085), (380, 187956), (414, 172520), (437, 163440), (454, 157320), (456, 156630), (460, 155268), (552, 129390), (570, 125304), (681, 104880), (684, 104420), (690, 103512), (720, 99199), (760, 93978), (828, 86260), (855, 83536), (874, 81720), (908, 78660), (912, 78315), (920, 77634), (1035, 69008), (1104, 64695), (1135, 62928), (1140, 62652), (1311, 54480), (1362, 52440), (1368, 52210), (1380, 51756), (1520, 46989), (1656, 43130), (1710, 41768), (1748, 40860), (1816, 39330), (1840, 38817), (2043, 34960), (2070, 34504), (2185, 32688), (2270, 31464), (2280, 31326), (2622, 27240), (2724, 26220), (2736, 26105), (2760, 25878), (3312, 21565), (3405, 20976), (3420, 20884), (3496, 20430), (3632, 19665), (3933, 18160), (4086, 17480), (4140, 17252), (4313, 16560), (4370, 16344), (4540, 15732), (4560, 15663), (5221, 13680), (5244, 13620), (5448, 13110), (5520, 12939), (6555, 10896), (6810, 10488), (6840, 10442), (6992, 10215), (7866, 9080), (8172, 8740), (8280, 8626)]