321787680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 192

約数和(自身を含む): 1056198528

約数和(自身を除く): 734410848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 83, 96, 120, 123, 160, 164, 166, 197, 205, 240, 246, 249, 328, 332, 394, 410, 415, 480, 492, 498, 591, 615, 656, 664, 788, 820, 830, 984, 985, 996, 1182, 1230, 1245, 1312, 1328, 1576, 1640, 1660, 1968, 1970, 1992, 2364, 2460, 2490, 2656, 2955, 3152, 3280, 3320, 3403, 3936, 3940, 3984, 4728, 4920, 4980, 5910, 6304, 6560, 6640, 6806, 7880, 7968, 8077, 9456, 9840, 9960, 10209, 11820, 13280, 13612, 15760, 16154, 16351, 17015, 18912, 19680, 19920, 20418, 23640, 24231, 27224, 31520, 32308, 32702, 34030, 39840, 40385, 40836, 47280, 48462, 49053, 51045, 54448, 64616, 65404, 68060, 80770, 81672, 81755, 94560, 96924, 98106, 102090, 108896, 121155, 129232, 130808, 136120, 161540, 163344, 163510, 193848, 196212, 204180, 242310, 245265, 258464, 261616, 272240, 323080, 326688, 327020, 387696, 392424, 408360, 484620, 490530, 523232, 544480, 646160, 654040, 670391, 775392, 784848, 816720, 969240, 981060, 1292320, 1308080, 1340782, 1569696, 1633440, 1938480, 1962120, 2011173, 2616160, 2681564, 3351955, 3876960, 3924240, 4022346, 5363128, 6703910, 7848480, 8044692, 10055865, 10726256, 13407820, 16089384, 20111730, 21452512, 26815640, 32178768, 40223460, 53631280, 64357536, 80446920, 107262560, 160893840, 321787680]

約数ペア:

[(1, 321787680), (2, 160893840), (3, 107262560), (4, 80446920), (5, 64357536), (6, 53631280), (8, 40223460), (10, 32178768), (12, 26815640), (15, 21452512), (16, 20111730), (20, 16089384), (24, 13407820), (30, 10726256), (32, 10055865), (40, 8044692), (41, 7848480), (48, 6703910), (60, 5363128), (80, 4022346), (82, 3924240), (83, 3876960), (96, 3351955), (120, 2681564), (123, 2616160), (160, 2011173), (164, 1962120), (166, 1938480), (197, 1633440), (205, 1569696), (240, 1340782), (246, 1308080), (249, 1292320), (328, 981060), (332, 969240), (394, 816720), (410, 784848), (415, 775392), (480, 670391), (492, 654040), (498, 646160), (591, 544480), (615, 523232), (656, 490530), (664, 484620), (788, 408360), (820, 392424), (830, 387696), (984, 327020), (985, 326688), (996, 323080), (1182, 272240), (1230, 261616), (1245, 258464), (1312, 245265), (1328, 242310), (1576, 204180), (1640, 196212), (1660, 193848), (1968, 163510), (1970, 163344), (1992, 161540), (2364, 136120), (2460, 130808), (2490, 129232), (2656, 121155), (2955, 108896), (3152, 102090), (3280, 98106), (3320, 96924), (3403, 94560), (3936, 81755), (3940, 81672), (3984, 80770), (4728, 68060), (4920, 65404), (4980, 64616), (5910, 54448), (6304, 51045), (6560, 49053), (6640, 48462), (6806, 47280), (7880, 40836), (7968, 40385), (8077, 39840), (9456, 34030), (9840, 32702), (9960, 32308), (10209, 31520), (11820, 27224), (13280, 24231), (13612, 23640), (15760, 20418), (16154, 19920), (16351, 19680), (17015, 18912)]