398238480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:758

約数の個数: 240

約数和(自身を含む): 1442675520

約数和(自身を除く): 1044437040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 43, 45, 48, 57, 60, 72, 76, 80, 86, 90, 95, 114, 120, 129, 144, 152, 171, 172, 180, 190, 215, 228, 240, 258, 285, 304, 342, 344, 360, 380, 387, 430, 456, 516, 570, 645, 677, 684, 688, 720, 760, 774, 817, 855, 860, 912, 1032, 1140, 1290, 1354, 1368, 1520, 1548, 1634, 1710, 1720, 1935, 2031, 2064, 2280, 2451, 2580, 2708, 2736, 3096, 3268, 3385, 3420, 3440, 3870, 4062, 4085, 4560, 4902, 5160, 5416, 6093, 6192, 6536, 6770, 6840, 7353, 7740, 8124, 8170, 9804, 10155, 10320, 10832, 12186, 12255, 12863, 13072, 13540, 13680, 14706, 15480, 16248, 16340, 19608, 20310, 24372, 24510, 25726, 27080, 29111, 29412, 30465, 30960, 32496, 32680, 36765, 38589, 39216, 40620, 48744, 49020, 51452, 54160, 58222, 58824, 60930, 64315, 65360, 73530, 77178, 81240, 87333, 97488, 98040, 102904, 115767, 116444, 117648, 121860, 128630, 145555, 147060, 154356, 162480, 174666, 192945, 196080, 205808, 231534, 232888, 243720, 257260, 261999, 291110, 294120, 308712, 349332, 385890, 436665, 463068, 465776, 487440, 514520, 523998, 553109, 578835, 582220, 588240, 617424, 698664, 771780, 873330, 926136, 1029040, 1047996, 1106218, 1157670, 1164440, 1309995, 1397328, 1543560, 1659327, 1746660, 1852272, 2095992, 2212436, 2315340, 2328880, 2619990, 2765545, 3087120, 3318654, 3493320, 4191984, 4424872, 4630680, 4977981, 5239980, 5531090, 6637308, 6986640, 8296635, 8849744, 9261360, 9955962, 10479960, 11062180, 13274616, 16593270, 19911924, 20959920, 22124360, 24889905, 26549232, 33186540, 39823848, 44248720, 49779810, 66373080, 79647696, 99559620, 132746160, 199119240, 398238480]

約数ペア:

[(1, 398238480), (2, 199119240), (3, 132746160), (4, 99559620), (5, 79647696), (6, 66373080), (8, 49779810), (9, 44248720), (10, 39823848), (12, 33186540), (15, 26549232), (16, 24889905), (18, 22124360), (19, 20959920), (20, 19911924), (24, 16593270), (30, 13274616), (36, 11062180), (38, 10479960), (40, 9955962), (43, 9261360), (45, 8849744), (48, 8296635), (57, 6986640), (60, 6637308), (72, 5531090), (76, 5239980), (80, 4977981), (86, 4630680), (90, 4424872), (95, 4191984), (114, 3493320), (120, 3318654), (129, 3087120), (144, 2765545), (152, 2619990), (171, 2328880), (172, 2315340), (180, 2212436), (190, 2095992), (215, 1852272), (228, 1746660), (240, 1659327), (258, 1543560), (285, 1397328), (304, 1309995), (342, 1164440), (344, 1157670), (360, 1106218), (380, 1047996), (387, 1029040), (430, 926136), (456, 873330), (516, 771780), (570, 698664), (645, 617424), (677, 588240), (684, 582220), (688, 578835), (720, 553109), (760, 523998), (774, 514520), (817, 487440), (855, 465776), (860, 463068), (912, 436665), (1032, 385890), (1140, 349332), (1290, 308712), (1354, 294120), (1368, 291110), (1520, 261999), (1548, 257260), (1634, 243720), (1710, 232888), (1720, 231534), (1935, 205808), (2031, 196080), (2064, 192945), (2280, 174666), (2451, 162480), (2580, 154356), (2708, 147060), (2736, 145555), (3096, 128630), (3268, 121860), (3385, 117648), (3420, 116444), (3440, 115767), (3870, 102904), (4062, 98040), (4085, 97488), (4560, 87333), (4902, 81240), (5160, 77178), (5416, 73530), (6093, 65360), (6192, 64315), (6536, 60930), (6770, 58824), (6840, 58222), (7353, 54160), (7740, 51452), (8124, 49020), (8170, 48744), (9804, 40620), (10155, 39216), (10320, 38589), (10832, 36765), (12186, 32680), (12255, 32496), (12863, 30960), (13072, 30465), (13540, 29412), (13680, 29111), (14706, 27080), (15480, 25726), (16248, 24510), (16340, 24372), (19608, 20310)]