78530040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 256

約数和(自身を含む): 285120000

約数和(自身を除く): 206589960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 43, 45, 54, 57, 60, 72, 76, 86, 89, 90, 95, 108, 114, 120, 129, 135, 152, 171, 172, 178, 180, 190, 215, 216, 228, 258, 267, 270, 285, 342, 344, 356, 360, 380, 387, 430, 445, 456, 513, 516, 534, 540, 570, 645, 684, 712, 760, 774, 801, 817, 855, 860, 890, 1026, 1032, 1068, 1080, 1140, 1161, 1290, 1335, 1368, 1548, 1602, 1634, 1691, 1710, 1720, 1780, 1935, 2052, 2136, 2280, 2322, 2403, 2451, 2565, 2580, 2670, 3096, 3204, 3268, 3382, 3420, 3560, 3827, 3870, 4005, 4085, 4104, 4644, 4806, 4902, 5073, 5130, 5160, 5340, 5805, 6408, 6536, 6764, 6840, 7353, 7654, 7740, 8010, 8170, 8455, 9288, 9612, 9804, 10146, 10260, 10680, 11481, 11610, 12015, 12255, 13528, 14706, 15219, 15308, 15480, 16020, 16340, 16910, 19135, 19224, 19608, 20292, 20520, 22059, 22962, 23220, 24030, 24510, 25365, 29412, 30438, 30616, 32040, 32680, 33820, 34443, 36765, 38270, 40584, 44118, 45657, 45924, 46440, 48060, 49020, 50730, 57405, 58824, 60876, 67640, 68886, 72713, 73530, 76095, 76540, 88236, 91314, 91848, 96120, 98040, 101460, 103329, 110295, 114810, 121752, 137772, 145426, 147060, 152190, 153080, 172215, 176472, 182628, 202920, 206658, 218139, 220590, 228285, 229620, 275544, 290852, 294120, 304380, 344430, 363565, 365256, 413316, 436278, 441180, 456570, 459240, 516645, 581704, 608760, 654417, 688860, 727130, 826632, 872556, 882360, 913140, 1033290, 1090695, 1308834, 1377720, 1454260, 1745112, 1826280, 1963251, 2066580, 2181390, 2617668, 2908520, 3272085, 3926502, 4133160, 4362780, 5235336, 6544170, 7853004, 8725560, 9816255, 13088340, 15706008, 19632510, 26176680, 39265020, 78530040]

約数ペア:

[(1, 78530040), (2, 39265020), (3, 26176680), (4, 19632510), (5, 15706008), (6, 13088340), (8, 9816255), (9, 8725560), (10, 7853004), (12, 6544170), (15, 5235336), (18, 4362780), (19, 4133160), (20, 3926502), (24, 3272085), (27, 2908520), (30, 2617668), (36, 2181390), (38, 2066580), (40, 1963251), (43, 1826280), (45, 1745112), (54, 1454260), (57, 1377720), (60, 1308834), (72, 1090695), (76, 1033290), (86, 913140), (89, 882360), (90, 872556), (95, 826632), (108, 727130), (114, 688860), (120, 654417), (129, 608760), (135, 581704), (152, 516645), (171, 459240), (172, 456570), (178, 441180), (180, 436278), (190, 413316), (215, 365256), (216, 363565), (228, 344430), (258, 304380), (267, 294120), (270, 290852), (285, 275544), (342, 229620), (344, 228285), (356, 220590), (360, 218139), (380, 206658), (387, 202920), (430, 182628), (445, 176472), (456, 172215), (513, 153080), (516, 152190), (534, 147060), (540, 145426), (570, 137772), (645, 121752), (684, 114810), (712, 110295), (760, 103329), (774, 101460), (801, 98040), (817, 96120), (855, 91848), (860, 91314), (890, 88236), (1026, 76540), (1032, 76095), (1068, 73530), (1080, 72713), (1140, 68886), (1161, 67640), (1290, 60876), (1335, 58824), (1368, 57405), (1548, 50730), (1602, 49020), (1634, 48060), (1691, 46440), (1710, 45924), (1720, 45657), (1780, 44118), (1935, 40584), (2052, 38270), (2136, 36765), (2280, 34443), (2322, 33820), (2403, 32680), (2451, 32040), (2565, 30616), (2580, 30438), (2670, 29412), (3096, 25365), (3204, 24510), (3268, 24030), (3382, 23220), (3420, 22962), (3560, 22059), (3827, 20520), (3870, 20292), (4005, 19608), (4085, 19224), (4104, 19135), (4644, 16910), (4806, 16340), (4902, 16020), (5073, 15480), (5130, 15308), (5160, 15219), (5340, 14706), (5805, 13528), (6408, 12255), (6536, 12015), (6764, 11610), (6840, 11481), (7353, 10680), (7654, 10260), (7740, 10146), (8010, 9804), (8170, 9612), (8455, 9288)]