221722560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{461}}^1$

素因数の和:651

約数の個数: 168

約数和(自身を含む): 768864096

約数和(自身を除く): 547141536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 167, 180, 192, 240, 288, 320, 334, 360, 461, 480, 501, 576, 668, 720, 835, 922, 960, 1002, 1336, 1383, 1440, 1503, 1670, 1844, 2004, 2305, 2505, 2672, 2766, 2880, 3006, 3340, 3688, 4008, 4149, 4610, 5010, 5344, 5532, 6012, 6680, 6915, 7376, 7515, 8016, 8298, 9220, 10020, 10688, 11064, 12024, 13360, 13830, 14752, 15030, 16032, 16596, 18440, 20040, 20745, 22128, 24048, 26720, 27660, 29504, 30060, 32064, 33192, 36880, 40080, 41490, 44256, 48096, 53440, 55320, 60120, 66384, 73760, 76987, 80160, 82980, 88512, 96192, 110640, 120240, 132768, 147520, 153974, 160320, 165960, 221280, 230961, 240480, 265536, 307948, 331920, 384935, 442560, 461922, 480960, 615896, 663840, 692883, 769870, 923844, 1154805, 1231792, 1327680, 1385766, 1539740, 1847688, 2309610, 2463584, 2771532, 3079480, 3464415, 3695376, 4619220, 4927168, 5543064, 6158960, 6928830, 7390752, 9238440, 11086128, 12317920, 13857660, 14781504, 18476880, 22172256, 24635840, 27715320, 36953760, 44344512, 55430640, 73907520, 110861280, 221722560]

約数ペア:

[(1, 221722560), (2, 110861280), (3, 73907520), (4, 55430640), (5, 44344512), (6, 36953760), (8, 27715320), (9, 24635840), (10, 22172256), (12, 18476880), (15, 14781504), (16, 13857660), (18, 12317920), (20, 11086128), (24, 9238440), (30, 7390752), (32, 6928830), (36, 6158960), (40, 5543064), (45, 4927168), (48, 4619220), (60, 3695376), (64, 3464415), (72, 3079480), (80, 2771532), (90, 2463584), (96, 2309610), (120, 1847688), (144, 1539740), (160, 1385766), (167, 1327680), (180, 1231792), (192, 1154805), (240, 923844), (288, 769870), (320, 692883), (334, 663840), (360, 615896), (461, 480960), (480, 461922), (501, 442560), (576, 384935), (668, 331920), (720, 307948), (835, 265536), (922, 240480), (960, 230961), (1002, 221280), (1336, 165960), (1383, 160320), (1440, 153974), (1503, 147520), (1670, 132768), (1844, 120240), (2004, 110640), (2305, 96192), (2505, 88512), (2672, 82980), (2766, 80160), (2880, 76987), (3006, 73760), (3340, 66384), (3688, 60120), (4008, 55320), (4149, 53440), (4610, 48096), (5010, 44256), (5344, 41490), (5532, 40080), (6012, 36880), (6680, 33192), (6915, 32064), (7376, 30060), (7515, 29504), (8016, 27660), (8298, 26720), (9220, 24048), (10020, 22128), (10688, 20745), (11064, 20040), (12024, 18440), (13360, 16596), (13830, 16032), (14752, 15030)]