291217920

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{5417}}^1$

素因数の和:5450

約数の個数: 160

約数和(自身を含む): 1064181888

約数和(自身を除く): 772963968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 4480, 5376, 5417, 6720, 7680, 8960, 10752, 10834, 13440, 16251, 17920, 21668, 26880, 27085, 32502, 37919, 43336, 53760, 54170, 65004, 75838, 81255, 86672, 108340, 113757, 130008, 151676, 162510, 173344, 189595, 216680, 227514, 260016, 303352, 325020, 346688, 379190, 433360, 455028, 520032, 568785, 606704, 650040, 693376, 758380, 866720, 910056, 1040064, 1137570, 1213408, 1300080, 1386752, 1516760, 1733440, 1820112, 2080128, 2275140, 2426816, 2600160, 2773504, 3033520, 3466880, 3640224, 4160256, 4550280, 4853632, 5200320, 6067040, 6933760, 7280448, 8320512, 9100560, 9707264, 10400640, 12134080, 13867520, 14560896, 18201120, 19414528, 20801280, 24268160, 29121792, 36402240, 41602560, 48536320, 58243584, 72804480, 97072640, 145608960, 291217920]

約数ペア:

[(1, 291217920), (2, 145608960), (3, 97072640), (4, 72804480), (5, 58243584), (6, 48536320), (7, 41602560), (8, 36402240), (10, 29121792), (12, 24268160), (14, 20801280), (15, 19414528), (16, 18201120), (20, 14560896), (21, 13867520), (24, 12134080), (28, 10400640), (30, 9707264), (32, 9100560), (35, 8320512), (40, 7280448), (42, 6933760), (48, 6067040), (56, 5200320), (60, 4853632), (64, 4550280), (70, 4160256), (80, 3640224), (84, 3466880), (96, 3033520), (105, 2773504), (112, 2600160), (120, 2426816), (128, 2275140), (140, 2080128), (160, 1820112), (168, 1733440), (192, 1516760), (210, 1386752), (224, 1300080), (240, 1213408), (256, 1137570), (280, 1040064), (320, 910056), (336, 866720), (384, 758380), (420, 693376), (448, 650040), (480, 606704), (512, 568785), (560, 520032), (640, 455028), (672, 433360), (768, 379190), (840, 346688), (896, 325020), (960, 303352), (1120, 260016), (1280, 227514), (1344, 216680), (1536, 189595), (1680, 173344), (1792, 162510), (1920, 151676), (2240, 130008), (2560, 113757), (2688, 108340), (3360, 86672), (3584, 81255), (3840, 75838), (4480, 65004), (5376, 54170), (5417, 53760), (6720, 43336), (7680, 37919), (8960, 32502), (10752, 27085), (10834, 26880), (13440, 21668), (16251, 17920)]