1621102080

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1249}}^1$

素因数の和:1301

約数の個数: 240

約数和(自身を含む): 5616270000

約数和(自身を除く): 3995167920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 240, 256, 260, 312, 320, 338, 384, 390, 416, 480, 507, 512, 520, 624, 640, 676, 768, 780, 832, 845, 960, 1014, 1040, 1248, 1249, 1280, 1352, 1536, 1560, 1664, 1690, 1920, 2028, 2080, 2496, 2498, 2535, 2560, 2704, 3120, 3328, 3380, 3747, 3840, 4056, 4160, 4992, 4996, 5070, 5408, 6240, 6245, 6656, 6760, 7494, 7680, 8112, 8320, 9984, 9992, 10140, 10816, 12480, 12490, 13520, 14988, 16224, 16237, 16640, 18735, 19968, 19984, 20280, 21632, 24960, 24980, 27040, 29976, 32448, 32474, 33280, 37470, 39968, 40560, 43264, 48711, 49920, 49960, 54080, 59952, 64896, 64948, 74940, 79936, 81120, 81185, 86528, 97422, 99840, 99920, 108160, 119904, 129792, 129896, 149880, 159872, 162240, 162370, 194844, 199840, 211081, 216320, 239808, 243555, 259584, 259792, 299760, 319744, 324480, 324740, 389688, 399680, 422162, 432640, 479616, 487110, 519584, 599520, 633243, 639488, 648960, 649480, 779376, 799360, 844324, 959232, 974220, 1039168, 1055405, 1199040, 1266486, 1297920, 1298960, 1558752, 1598720, 1688648, 1918464, 1948440, 2078336, 2110810, 2398080, 2532972, 2597920, 3117504, 3166215, 3197440, 3377296, 3896880, 4156672, 4221620, 4796160, 5065944, 5195840, 6235008, 6332430, 6754592, 7793760, 8313344, 8443240, 9592320, 10131888, 10391680, 12470016, 12664860, 13509184, 15587520, 16886480, 20263776, 20783360, 24940032, 25329720, 27018368, 31175040, 33772960, 40527552, 41566720, 50659440, 54036736, 62350080, 67545920, 81055104, 101318880, 108073472, 124700160, 135091840, 162110208, 202637760, 270183680, 324220416, 405275520, 540367360, 810551040, 1621102080]

約数ペア:

[(1, 1621102080), (2, 810551040), (3, 540367360), (4, 405275520), (5, 324220416), (6, 270183680), (8, 202637760), (10, 162110208), (12, 135091840), (13, 124700160), (15, 108073472), (16, 101318880), (20, 81055104), (24, 67545920), (26, 62350080), (30, 54036736), (32, 50659440), (39, 41566720), (40, 40527552), (48, 33772960), (52, 31175040), (60, 27018368), (64, 25329720), (65, 24940032), (78, 20783360), (80, 20263776), (96, 16886480), (104, 15587520), (120, 13509184), (128, 12664860), (130, 12470016), (156, 10391680), (160, 10131888), (169, 9592320), (192, 8443240), (195, 8313344), (208, 7793760), (240, 6754592), (256, 6332430), (260, 6235008), (312, 5195840), (320, 5065944), (338, 4796160), (384, 4221620), (390, 4156672), (416, 3896880), (480, 3377296), (507, 3197440), (512, 3166215), (520, 3117504), (624, 2597920), (640, 2532972), (676, 2398080), (768, 2110810), (780, 2078336), (832, 1948440), (845, 1918464), (960, 1688648), (1014, 1598720), (1040, 1558752), (1248, 1298960), (1249, 1297920), (1280, 1266486), (1352, 1199040), (1536, 1055405), (1560, 1039168), (1664, 974220), (1690, 959232), (1920, 844324), (2028, 799360), (2080, 779376), (2496, 649480), (2498, 648960), (2535, 639488), (2560, 633243), (2704, 599520), (3120, 519584), (3328, 487110), (3380, 479616), (3747, 432640), (3840, 422162), (4056, 399680), (4160, 389688), (4992, 324740), (4996, 324480), (5070, 319744), (5408, 299760), (6240, 259792), (6245, 259584), (6656, 243555), (6760, 239808), (7494, 216320), (7680, 211081), (8112, 199840), (8320, 194844), (9984, 162370), (9992, 162240), (10140, 159872), (10816, 149880), (12480, 129896), (12490, 129792), (13520, 119904), (14988, 108160), (16224, 99920), (16237, 99840), (16640, 97422), (18735, 86528), (19968, 81185), (19984, 81120), (20280, 79936), (21632, 74940), (24960, 64948), (24980, 64896), (27040, 59952), (29976, 54080), (32448, 49960), (32474, 49920), (33280, 48711), (37470, 43264), (39968, 40560)]