393881040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2578

約数の個数: 240

約数和(自身を含む): 1561138176

約数和(自身を除く): 1167257136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 336, 360, 372, 420, 434, 465, 496, 504, 558, 560, 620, 630, 651, 720, 744, 840, 868, 930, 1008, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1680, 1736, 1860, 1953, 2170, 2232, 2480, 2520, 2521, 2604, 2790, 3255, 3472, 3720, 3906, 4340, 4464, 5040, 5042, 5208, 5580, 6510, 7440, 7563, 7812, 8680, 9765, 10084, 10416, 11160, 12605, 13020, 15126, 15624, 17360, 17647, 19530, 20168, 22320, 22689, 25210, 26040, 30252, 31248, 35294, 37815, 39060, 40336, 45378, 50420, 52080, 52941, 60504, 70588, 75630, 78120, 78151, 88235, 90756, 100840, 105882, 113445, 121008, 141176, 151260, 156240, 156302, 158823, 176470, 181512, 201680, 211764, 226890, 234453, 264705, 282352, 302520, 312604, 317646, 352940, 363024, 390755, 423528, 453780, 468906, 529410, 547057, 605040, 625208, 635292, 703359, 705880, 781510, 794115, 847056, 907560, 937812, 1058820, 1094114, 1172265, 1250416, 1270584, 1406718, 1411760, 1563020, 1588230, 1641171, 1815120, 1875624, 2117640, 2188228, 2344530, 2541168, 2735285, 2813436, 3126040, 3176460, 3282342, 3516795, 3751248, 4235280, 4376456, 4689060, 4923513, 5470570, 5626872, 6252080, 6352920, 6564684, 7033590, 8205855, 8752912, 9378120, 9847026, 10941140, 11253744, 12705840, 13129368, 14067180, 16411710, 18756240, 19694052, 21882280, 24617565, 26258736, 28134360, 32823420, 39388104, 43764560, 49235130, 56268720, 65646840, 78776208, 98470260, 131293680, 196940520, 393881040]

約数ペア:

[(1, 393881040), (2, 196940520), (3, 131293680), (4, 98470260), (5, 78776208), (6, 65646840), (7, 56268720), (8, 49235130), (9, 43764560), (10, 39388104), (12, 32823420), (14, 28134360), (15, 26258736), (16, 24617565), (18, 21882280), (20, 19694052), (21, 18756240), (24, 16411710), (28, 14067180), (30, 13129368), (31, 12705840), (35, 11253744), (36, 10941140), (40, 9847026), (42, 9378120), (45, 8752912), (48, 8205855), (56, 7033590), (60, 6564684), (62, 6352920), (63, 6252080), (70, 5626872), (72, 5470570), (80, 4923513), (84, 4689060), (90, 4376456), (93, 4235280), (105, 3751248), (112, 3516795), (120, 3282342), (124, 3176460), (126, 3126040), (140, 2813436), (144, 2735285), (155, 2541168), (168, 2344530), (180, 2188228), (186, 2117640), (210, 1875624), (217, 1815120), (240, 1641171), (248, 1588230), (252, 1563020), (279, 1411760), (280, 1406718), (310, 1270584), (315, 1250416), (336, 1172265), (360, 1094114), (372, 1058820), (420, 937812), (434, 907560), (465, 847056), (496, 794115), (504, 781510), (558, 705880), (560, 703359), (620, 635292), (630, 625208), (651, 605040), (720, 547057), (744, 529410), (840, 468906), (868, 453780), (930, 423528), (1008, 390755), (1085, 363024), (1116, 352940), (1240, 317646), (1260, 312604), (1302, 302520), (1395, 282352), (1488, 264705), (1680, 234453), (1736, 226890), (1860, 211764), (1953, 201680), (2170, 181512), (2232, 176470), (2480, 158823), (2520, 156302), (2521, 156240), (2604, 151260), (2790, 141176), (3255, 121008), (3472, 113445), (3720, 105882), (3906, 100840), (4340, 90756), (4464, 88235), (5040, 78151), (5042, 78120), (5208, 75630), (5580, 70588), (6510, 60504), (7440, 52941), (7563, 52080), (7812, 50420), (8680, 45378), (9765, 40336), (10084, 39060), (10416, 37815), (11160, 35294), (12605, 31248), (13020, 30252), (15126, 26040), (15624, 25210), (17360, 22689), (17647, 22320), (19530, 20168)]