255478560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:403

約数の個数: 192

約数和(自身を含む): 858211200

約数和(自身を除く): 602732640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 109, 114, 120, 152, 160, 190, 218, 228, 240, 257, 285, 304, 327, 380, 436, 456, 480, 514, 545, 570, 608, 654, 760, 771, 872, 912, 1028, 1090, 1140, 1285, 1308, 1520, 1542, 1635, 1744, 1824, 2056, 2071, 2180, 2280, 2570, 2616, 3040, 3084, 3270, 3488, 3855, 4112, 4142, 4360, 4560, 4883, 5140, 5232, 6168, 6213, 6540, 7710, 8224, 8284, 8720, 9120, 9766, 10280, 10355, 10464, 12336, 12426, 13080, 14649, 15420, 16568, 17440, 19532, 20560, 20710, 24415, 24672, 24852, 26160, 28013, 29298, 30840, 31065, 33136, 39064, 41120, 41420, 48830, 49704, 52320, 56026, 58596, 61680, 62130, 66272, 73245, 78128, 82840, 84039, 97660, 99408, 112052, 117192, 123360, 124260, 140065, 146490, 156256, 165680, 168078, 195320, 198816, 224104, 234384, 248520, 280130, 292980, 331360, 336156, 390640, 420195, 448208, 468768, 497040, 532247, 560260, 585960, 672312, 781280, 840390, 896416, 994080, 1064494, 1120520, 1171920, 1344624, 1596741, 1680780, 2128988, 2241040, 2343840, 2661235, 2689248, 3193482, 3361560, 4257976, 4482080, 5322470, 6386964, 6723120, 7983705, 8515952, 10644940, 12773928, 13446240, 15967410, 17031904, 21289880, 25547856, 31934820, 42579760, 51095712, 63869640, 85159520, 127739280, 255478560]

約数ペア:

[(1, 255478560), (2, 127739280), (3, 85159520), (4, 63869640), (5, 51095712), (6, 42579760), (8, 31934820), (10, 25547856), (12, 21289880), (15, 17031904), (16, 15967410), (19, 13446240), (20, 12773928), (24, 10644940), (30, 8515952), (32, 7983705), (38, 6723120), (40, 6386964), (48, 5322470), (57, 4482080), (60, 4257976), (76, 3361560), (80, 3193482), (95, 2689248), (96, 2661235), (109, 2343840), (114, 2241040), (120, 2128988), (152, 1680780), (160, 1596741), (190, 1344624), (218, 1171920), (228, 1120520), (240, 1064494), (257, 994080), (285, 896416), (304, 840390), (327, 781280), (380, 672312), (436, 585960), (456, 560260), (480, 532247), (514, 497040), (545, 468768), (570, 448208), (608, 420195), (654, 390640), (760, 336156), (771, 331360), (872, 292980), (912, 280130), (1028, 248520), (1090, 234384), (1140, 224104), (1285, 198816), (1308, 195320), (1520, 168078), (1542, 165680), (1635, 156256), (1744, 146490), (1824, 140065), (2056, 124260), (2071, 123360), (2180, 117192), (2280, 112052), (2570, 99408), (2616, 97660), (3040, 84039), (3084, 82840), (3270, 78128), (3488, 73245), (3855, 66272), (4112, 62130), (4142, 61680), (4360, 58596), (4560, 56026), (4883, 52320), (5140, 49704), (5232, 48830), (6168, 41420), (6213, 41120), (6540, 39064), (7710, 33136), (8224, 31065), (8284, 30840), (8720, 29298), (9120, 28013), (9766, 26160), (10280, 24852), (10355, 24672), (10464, 24415), (12336, 20710), (12426, 20560), (13080, 19532), (14649, 17440), (15420, 16568)]