221939760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:468

約数の個数: 320

約数和(自身を含む): 878515200

約数和(自身を除く): 656575440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 19, 20, 21, 24, 28, 30, 34, 35, 38, 40, 42, 48, 51, 56, 57, 60, 68, 70, 76, 80, 84, 85, 95, 102, 105, 112, 114, 119, 120, 133, 136, 140, 152, 168, 170, 190, 204, 210, 228, 238, 240, 255, 266, 272, 280, 285, 304, 323, 336, 340, 357, 380, 399, 408, 409, 420, 456, 476, 510, 532, 560, 570, 595, 646, 665, 680, 714, 760, 798, 816, 818, 840, 912, 952, 969, 1020, 1064, 1140, 1190, 1227, 1292, 1330, 1360, 1428, 1520, 1596, 1615, 1636, 1680, 1785, 1904, 1938, 1995, 2040, 2045, 2128, 2261, 2280, 2380, 2454, 2584, 2660, 2856, 2863, 3192, 3230, 3272, 3570, 3876, 3990, 4080, 4090, 4522, 4560, 4760, 4845, 4908, 5168, 5320, 5712, 5726, 6135, 6384, 6460, 6544, 6783, 6953, 7140, 7752, 7771, 7980, 8180, 8589, 9044, 9520, 9690, 9816, 10640, 11305, 11452, 12270, 12920, 13566, 13906, 14280, 14315, 15504, 15542, 15960, 16360, 17178, 18088, 19380, 19632, 20859, 22610, 22904, 23313, 24540, 25840, 27132, 27812, 28560, 28630, 31084, 31920, 32720, 33915, 34356, 34765, 36176, 38760, 38855, 41718, 42945, 45220, 45808, 46626, 48671, 49080, 54264, 54397, 55624, 57260, 62168, 67830, 68712, 69530, 77520, 77710, 83436, 85890, 90440, 93252, 97342, 98160, 104295, 108528, 108794, 111248, 114520, 116565, 124336, 132107, 135660, 137424, 139060, 146013, 155420, 163191, 166872, 171780, 180880, 186504, 194684, 208590, 217588, 229040, 233130, 243355, 264214, 271320, 271985, 278120, 292026, 310840, 326382, 333744, 343560, 373008, 389368, 396321, 417180, 435176, 466260, 486710, 528428, 542640, 543970, 556240, 584052, 621680, 652764, 660535, 687120, 730065, 778736, 792642, 815955, 834360, 870352, 924749, 932520, 973420, 1056856, 1087940, 1168104, 1305528, 1321070, 1460130, 1585284, 1631910, 1668720, 1849498, 1865040, 1946840, 1981605, 2113712, 2175880, 2336208, 2611056, 2642140, 2774247, 2920260, 3170568, 3263820, 3698996, 3893680, 3963210, 4351760, 4623745, 5284280, 5548494, 5840520, 6341136, 6527640, 7397992, 7926420, 9247490, 10568560, 11096988, 11681040, 13055280, 13871235, 14795984, 15852840, 18494980, 22193976, 27742470, 31705680, 36989960, 44387952, 55484940, 73979920, 110969880, 221939760]

約数ペア:

[(1, 221939760), (2, 110969880), (3, 73979920), (4, 55484940), (5, 44387952), (6, 36989960), (7, 31705680), (8, 27742470), (10, 22193976), (12, 18494980), (14, 15852840), (15, 14795984), (16, 13871235), (17, 13055280), (19, 11681040), (20, 11096988), (21, 10568560), (24, 9247490), (28, 7926420), (30, 7397992), (34, 6527640), (35, 6341136), (38, 5840520), (40, 5548494), (42, 5284280), (48, 4623745), (51, 4351760), (56, 3963210), (57, 3893680), (60, 3698996), (68, 3263820), (70, 3170568), (76, 2920260), (80, 2774247), (84, 2642140), (85, 2611056), (95, 2336208), (102, 2175880), (105, 2113712), (112, 1981605), (114, 1946840), (119, 1865040), (120, 1849498), (133, 1668720), (136, 1631910), (140, 1585284), (152, 1460130), (168, 1321070), (170, 1305528), (190, 1168104), (204, 1087940), (210, 1056856), (228, 973420), (238, 932520), (240, 924749), (255, 870352), (266, 834360), (272, 815955), (280, 792642), (285, 778736), (304, 730065), (323, 687120), (336, 660535), (340, 652764), (357, 621680), (380, 584052), (399, 556240), (408, 543970), (409, 542640), (420, 528428), (456, 486710), (476, 466260), (510, 435176), (532, 417180), (560, 396321), (570, 389368), (595, 373008), (646, 343560), (665, 333744), (680, 326382), (714, 310840), (760, 292026), (798, 278120), (816, 271985), (818, 271320), (840, 264214), (912, 243355), (952, 233130), (969, 229040), (1020, 217588), (1064, 208590), (1140, 194684), (1190, 186504), (1227, 180880), (1292, 171780), (1330, 166872), (1360, 163191), (1428, 155420), (1520, 146013), (1596, 139060), (1615, 137424), (1636, 135660), (1680, 132107), (1785, 124336), (1904, 116565), (1938, 114520), (1995, 111248), (2040, 108794), (2045, 108528), (2128, 104295), (2261, 98160), (2280, 97342), (2380, 93252), (2454, 90440), (2584, 85890), (2660, 83436), (2856, 77710), (2863, 77520), (3192, 69530), (3230, 68712), (3272, 67830), (3570, 62168), (3876, 57260), (3990, 55624), (4080, 54397), (4090, 54264), (4522, 49080), (4560, 48671), (4760, 46626), (4845, 45808), (4908, 45220), (5168, 42945), (5320, 41718), (5712, 38855), (5726, 38760), (6135, 36176), (6384, 34765), (6460, 34356), (6544, 33915), (6783, 32720), (6953, 31920), (7140, 31084), (7752, 28630), (7771, 28560), (7980, 27812), (8180, 27132), (8589, 25840), (9044, 24540), (9520, 23313), (9690, 22904), (9816, 22610), (10640, 20859), (11305, 19632), (11452, 19380), (12270, 18088), (12920, 17178), (13566, 16360), (13906, 15960), (14280, 15542), (14315, 15504)]