245220480

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:668

約数の個数: 256

約数和(自身を含む): 907718400

約数和(自身を除く): 662497920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 270, 276, 288, 320, 345, 360, 368, 384, 414, 432, 460, 480, 540, 552, 576, 617, 621, 640, 690, 720, 736, 828, 864, 920, 960, 1035, 1080, 1104, 1152, 1234, 1242, 1380, 1440, 1472, 1656, 1728, 1840, 1851, 1920, 2070, 2160, 2208, 2468, 2484, 2760, 2880, 2944, 3085, 3105, 3312, 3456, 3680, 3702, 4140, 4320, 4416, 4936, 4968, 5520, 5553, 5760, 6170, 6210, 6624, 7360, 7404, 8280, 8640, 8832, 9255, 9872, 9936, 11040, 11106, 12340, 12420, 13248, 14191, 14720, 14808, 16560, 16659, 17280, 18510, 19744, 19872, 22080, 22212, 24680, 24840, 26496, 27765, 28382, 29616, 33120, 33318, 37020, 39488, 39744, 42573, 44160, 44424, 49360, 49680, 55530, 56764, 59232, 66240, 66636, 70955, 74040, 78976, 79488, 83295, 85146, 88848, 98720, 99360, 111060, 113528, 118464, 127719, 132480, 133272, 141910, 148080, 166590, 170292, 177696, 197440, 198720, 212865, 222120, 227056, 236928, 255438, 266544, 283820, 296160, 333180, 340584, 355392, 383157, 394880, 397440, 425730, 444240, 454112, 510876, 533088, 567640, 592320, 638595, 666360, 681168, 710784, 766314, 851460, 888480, 908224, 1021752, 1066176, 1135280, 1184640, 1277190, 1332720, 1362336, 1532628, 1702920, 1776960, 1816448, 1915785, 2043504, 2132352, 2270560, 2554380, 2665440, 2724672, 3065256, 3405840, 3553920, 3831570, 4087008, 4541120, 5108760, 5330880, 5449344, 6130512, 6811680, 7663140, 8174016, 9082240, 10217520, 10661760, 12261024, 13623360, 15326280, 16348032, 20435040, 24522048, 27246720, 30652560, 40870080, 49044096, 61305120, 81740160, 122610240, 245220480]

約数ペア:

[(1, 245220480), (2, 122610240), (3, 81740160), (4, 61305120), (5, 49044096), (6, 40870080), (8, 30652560), (9, 27246720), (10, 24522048), (12, 20435040), (15, 16348032), (16, 15326280), (18, 13623360), (20, 12261024), (23, 10661760), (24, 10217520), (27, 9082240), (30, 8174016), (32, 7663140), (36, 6811680), (40, 6130512), (45, 5449344), (46, 5330880), (48, 5108760), (54, 4541120), (60, 4087008), (64, 3831570), (69, 3553920), (72, 3405840), (80, 3065256), (90, 2724672), (92, 2665440), (96, 2554380), (108, 2270560), (115, 2132352), (120, 2043504), (128, 1915785), (135, 1816448), (138, 1776960), (144, 1702920), (160, 1532628), (180, 1362336), (184, 1332720), (192, 1277190), (207, 1184640), (216, 1135280), (230, 1066176), (240, 1021752), (270, 908224), (276, 888480), (288, 851460), (320, 766314), (345, 710784), (360, 681168), (368, 666360), (384, 638595), (414, 592320), (432, 567640), (460, 533088), (480, 510876), (540, 454112), (552, 444240), (576, 425730), (617, 397440), (621, 394880), (640, 383157), (690, 355392), (720, 340584), (736, 333180), (828, 296160), (864, 283820), (920, 266544), (960, 255438), (1035, 236928), (1080, 227056), (1104, 222120), (1152, 212865), (1234, 198720), (1242, 197440), (1380, 177696), (1440, 170292), (1472, 166590), (1656, 148080), (1728, 141910), (1840, 133272), (1851, 132480), (1920, 127719), (2070, 118464), (2160, 113528), (2208, 111060), (2468, 99360), (2484, 98720), (2760, 88848), (2880, 85146), (2944, 83295), (3085, 79488), (3105, 78976), (3312, 74040), (3456, 70955), (3680, 66636), (3702, 66240), (4140, 59232), (4320, 56764), (4416, 55530), (4936, 49680), (4968, 49360), (5520, 44424), (5553, 44160), (5760, 42573), (6170, 39744), (6210, 39488), (6624, 37020), (7360, 33318), (7404, 33120), (8280, 29616), (8640, 28382), (8832, 27765), (9255, 26496), (9872, 24840), (9936, 24680), (11040, 22212), (11106, 22080), (12340, 19872), (12420, 19744), (13248, 18510), (14191, 17280), (14720, 16659), (14808, 16560)]