20444117760

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{161333}}^1$

素因数の和:161371

約数の個数: 216

約数和(自身を含む): 77165406864

約数和(自身を除く): 56721289104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 256, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 528, 576, 640, 660, 704, 720, 768, 792, 880, 960, 990, 1056, 1152, 1280, 1320, 1408, 1440, 1584, 1760, 1920, 1980, 2112, 2304, 2640, 2816, 2880, 3168, 3520, 3840, 3960, 4224, 5280, 5760, 6336, 7040, 7920, 8448, 10560, 11520, 12672, 14080, 15840, 21120, 25344, 31680, 42240, 63360, 126720, 161333, 322666, 483999, 645332, 806665, 967998, 1290664, 1451997, 1613330, 1774663, 1935996, 2419995, 2581328, 2903994, 3226660, 3549326, 3871992, 4839990, 5162656, 5323989, 5807988, 6453320, 7098652, 7259985, 7743984, 8873315, 9679980, 10325312, 10647978, 11615976, 12906640, 14197304, 14519970, 15487968, 15971967, 17746630, 19359960, 20650624, 21295956, 23231952, 25813280, 26619945, 28394608, 29039940, 30975936, 31943934, 35493260, 38719920, 41301248, 42591912, 46463904, 51626560, 53239890, 56789216, 58079880, 61951872, 63887868, 70986520, 77439840, 79859835, 85183824, 92927808, 103253120, 106479780, 113578432, 116159760, 123903744, 127775736, 141973040, 154879680, 159719670, 170367648, 185855616, 206506240, 212959560, 227156864, 232319520, 255551472, 283946080, 309759360, 319439340, 340735296, 371711232, 425919120, 454313728, 464639040, 511102944, 567892160, 619518720, 638878680, 681470592, 851838240, 929278080, 1022205888, 1135784320, 1277757360, 1362941184, 1703676480, 1858556160, 2044411776, 2271568640, 2555514720, 3407352960, 4088823552, 5111029440, 6814705920, 10222058880, 20444117760]

約数ペア:

[(1, 20444117760), (2, 10222058880), (3, 6814705920), (4, 5111029440), (5, 4088823552), (6, 3407352960), (8, 2555514720), (9, 2271568640), (10, 2044411776), (11, 1858556160), (12, 1703676480), (15, 1362941184), (16, 1277757360), (18, 1135784320), (20, 1022205888), (22, 929278080), (24, 851838240), (30, 681470592), (32, 638878680), (33, 619518720), (36, 567892160), (40, 511102944), (44, 464639040), (45, 454313728), (48, 425919120), (55, 371711232), (60, 340735296), (64, 319439340), (66, 309759360), (72, 283946080), (80, 255551472), (88, 232319520), (90, 227156864), (96, 212959560), (99, 206506240), (110, 185855616), (120, 170367648), (128, 159719670), (132, 154879680), (144, 141973040), (160, 127775736), (165, 123903744), (176, 116159760), (180, 113578432), (192, 106479780), (198, 103253120), (220, 92927808), (240, 85183824), (256, 79859835), (264, 77439840), (288, 70986520), (320, 63887868), (330, 61951872), (352, 58079880), (360, 56789216), (384, 53239890), (396, 51626560), (440, 46463904), (480, 42591912), (495, 41301248), (528, 38719920), (576, 35493260), (640, 31943934), (660, 30975936), (704, 29039940), (720, 28394608), (768, 26619945), (792, 25813280), (880, 23231952), (960, 21295956), (990, 20650624), (1056, 19359960), (1152, 17746630), (1280, 15971967), (1320, 15487968), (1408, 14519970), (1440, 14197304), (1584, 12906640), (1760, 11615976), (1920, 10647978), (1980, 10325312), (2112, 9679980), (2304, 8873315), (2640, 7743984), (2816, 7259985), (2880, 7098652), (3168, 6453320), (3520, 5807988), (3840, 5323989), (3960, 5162656), (4224, 4839990), (5280, 3871992), (5760, 3549326), (6336, 3226660), (7040, 2903994), (7920, 2581328), (8448, 2419995), (10560, 1935996), (11520, 1774663), (12672, 1613330), (14080, 1451997), (15840, 1290664), (21120, 967998), (25344, 806665), (31680, 645332), (42240, 483999), (63360, 322666), (126720, 161333)]