21143918.000000000

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1$

素因数の和:1066

約数の個数: 288

約数和(自身を含む): 723183552

約数和(自身を除く): 548224992

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 160, 168, 170, 180, 204, 210, 224, 238, 240, 252, 255, 272, 280, 288, 306, 315, 336, 340, 357, 360, 408, 420, 476, 480, 504, 510, 544, 560, 595, 612, 630, 672, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1021, 1071, 1120, 1190, 1224, 1260, 1360, 1428, 1440, 1530, 1632, 1680, 1785, 1904, 2016, 2040, 2042, 2142, 2380, 2448, 2520, 2720, 2856, 3060, 3063, 3360, 3570, 3808, 4080, 4084, 4284, 4760, 4896, 5040, 5105, 5355, 5712, 6120, 6126, 7140, 7147, 8160, 8168, 8568, 9189, 9520, 10080, 10210, 10710, 11424, 12240, 12252, 14280, 14294, 15315, 16336, 17136, 17357, 18378, 19040, 20420, 21420, 21441, 24480, 24504, 28560, 28588, 30630, 32672, 34272, 34714, 35735, 36756, 40840, 42840, 42882, 45945, 49008, 52071, 57120, 57176, 61260, 64323, 69428, 71470, 73512, 81680, 85680, 85764, 86785, 91890, 98016, 104142, 107205, 114352, 121499, 122520, 128646, 138856, 142940, 147024, 156213, 163360, 171360, 171528, 173570, 183780, 208284, 214410, 228704, 242998, 245040, 257292, 260355, 277712, 285880, 294048, 312426, 321615, 343056, 347140, 364497, 367560, 416568, 428820, 485996, 490080, 514584, 520710, 555424, 571760, 607495, 624852, 643230, 686112, 694280, 728994, 735120, 781065, 833136, 857640, 971992, 1029168, 1041420, 1093491, 1143520, 1214990, 1249704, 1286460, 1388560, 1457988, 1470240, 1562130, 1666272, 1715280, 1822485, 1943984, 2058336, 2082840, 2186982, 2429980, 2499408, 2572920, 2777120, 2915976, 3124260, 3430560, 3644970, 3887968, 4165680, 4373964, 4859960, 4998816, 5145840, 5467455, 5831952, 6248520, 7289940, 8331360, 8747928, 9719920, 10291680, 10934910, 11663904, 12497040, 14579880, 17495856, 19439840, 21869820, 24994080, 29159760, 34991712, 43739640, 58319520, 87479280, 174958560]

約数ペア:

[(1, 174958560), (2, 87479280), (3, 58319520), (4, 43739640), (5, 34991712), (6, 29159760), (7, 24994080), (8, 21869820), (9, 19439840), (10, 17495856), (12, 14579880), (14, 12497040), (15, 11663904), (16, 10934910), (17, 10291680), (18, 9719920), (20, 8747928), (21, 8331360), (24, 7289940), (28, 6248520), (30, 5831952), (32, 5467455), (34, 5145840), (35, 4998816), (36, 4859960), (40, 4373964), (42, 4165680), (45, 3887968), (48, 3644970), (51, 3430560), (56, 3124260), (60, 2915976), (63, 2777120), (68, 2572920), (70, 2499408), (72, 2429980), (80, 2186982), (84, 2082840), (85, 2058336), (90, 1943984), (96, 1822485), (102, 1715280), (105, 1666272), (112, 1562130), (119, 1470240), (120, 1457988), (126, 1388560), (136, 1286460), (140, 1249704), (144, 1214990), (153, 1143520), (160, 1093491), (168, 1041420), (170, 1029168), (180, 971992), (204, 857640), (210, 833136), (224, 781065), (238, 735120), (240, 728994), (252, 694280), (255, 686112), (272, 643230), (280, 624852), (288, 607495), (306, 571760), (315, 555424), (336, 520710), (340, 514584), (357, 490080), (360, 485996), (408, 428820), (420, 416568), (476, 367560), (480, 364497), (504, 347140), (510, 343056), (544, 321615), (560, 312426), (595, 294048), (612, 285880), (630, 277712), (672, 260355), (680, 257292), (714, 245040), (720, 242998), (765, 228704), (816, 214410), (840, 208284), (952, 183780), (1008, 173570), (1020, 171528), (1021, 171360), (1071, 163360), (1120, 156213), (1190, 147024), (1224, 142940), (1260, 138856), (1360, 128646), (1428, 122520), (1440, 121499), (1530, 114352), (1632, 107205), (1680, 104142), (1785, 98016), (1904, 91890), (2016, 86785), (2040, 85764), (2042, 85680), (2142, 81680), (2380, 73512), (2448, 71470), (2520, 69428), (2720, 64323), (2856, 61260), (3060, 57176), (3063, 57120), (3360, 52071), (3570, 49008), (3808, 45945), (4080, 42882), (4084, 42840), (4284, 40840), (4760, 36756), (4896, 35735), (5040, 34714), (5105, 34272), (5355, 32672), (5712, 30630), (6120, 28588), (6126, 28560), (7140, 24504), (7147, 24480), (8160, 21441), (8168, 21420), (8568, 20420), (9189, 19040), (9520, 18378), (10080, 17357), (10210, 17136), (10710, 16336), (11424, 15315), (12240, 14294), (12252, 14280)]