258357120

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:485

約数の個数: 256

約数和(自身を含む): 963532800

約数和(自身を除く): 705175680

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, 47, 48, 56, 60, 64, 70, 80, 84, 94, 96, 105, 112, 120, 128, 140, 141, 160, 168, 188, 192, 210, 224, 235, 240, 280, 282, 320, 329, 336, 376, 384, 409, 420, 448, 470, 480, 560, 564, 640, 658, 672, 705, 752, 818, 840, 896, 940, 960, 987, 1120, 1128, 1227, 1316, 1344, 1410, 1504, 1636, 1645, 1680, 1880, 1920, 1974, 2045, 2240, 2256, 2454, 2632, 2688, 2820, 2863, 3008, 3272, 3290, 3360, 3760, 3948, 4090, 4480, 4512, 4908, 4935, 5264, 5640, 5726, 6016, 6135, 6544, 6580, 6720, 7520, 7896, 8180, 8589, 9024, 9816, 9870, 10528, 11280, 11452, 12270, 13088, 13160, 13440, 14315, 15040, 15792, 16360, 17178, 18048, 19223, 19632, 19740, 21056, 22560, 22904, 24540, 26176, 26320, 28630, 30080, 31584, 32720, 34356, 38446, 39264, 39480, 42112, 42945, 45120, 45808, 49080, 52352, 52640, 57260, 57669, 63168, 65440, 68712, 76892, 78528, 78960, 85890, 90240, 91616, 96115, 98160, 105280, 114520, 115338, 126336, 130880, 134561, 137424, 153784, 157056, 157920, 171780, 183232, 192230, 196320, 210560, 229040, 230676, 261760, 269122, 274848, 288345, 307568, 315840, 343560, 366464, 384460, 392640, 403683, 458080, 461352, 538244, 549696, 576690, 615136, 631680, 672805, 687120, 768920, 785280, 807366, 916160, 922704, 1076488, 1099392, 1153380, 1230272, 1345610, 1374240, 1537840, 1614732, 1832320, 1845408, 2018415, 2152976, 2306760, 2460544, 2691220, 2748480, 3075680, 3229464, 3690816, 4036830, 4305952, 4613520, 5382440, 5496960, 6151360, 6458928, 7381632, 8073660, 8611904, 9227040, 10764880, 12302720, 12917856, 16147320, 17223808, 18454080, 21529760, 25835712, 32294640, 36908160, 43059520, 51671424, 64589280, 86119040, 129178560, 258357120]

約数ペア:

[(1, 258357120), (2, 129178560), (3, 86119040), (4, 64589280), (5, 51671424), (6, 43059520), (7, 36908160), (8, 32294640), (10, 25835712), (12, 21529760), (14, 18454080), (15, 17223808), (16, 16147320), (20, 12917856), (21, 12302720), (24, 10764880), (28, 9227040), (30, 8611904), (32, 8073660), (35, 7381632), (40, 6458928), (42, 6151360), (47, 5496960), (48, 5382440), (56, 4613520), (60, 4305952), (64, 4036830), (70, 3690816), (80, 3229464), (84, 3075680), (94, 2748480), (96, 2691220), (105, 2460544), (112, 2306760), (120, 2152976), (128, 2018415), (140, 1845408), (141, 1832320), (160, 1614732), (168, 1537840), (188, 1374240), (192, 1345610), (210, 1230272), (224, 1153380), (235, 1099392), (240, 1076488), (280, 922704), (282, 916160), (320, 807366), (329, 785280), (336, 768920), (376, 687120), (384, 672805), (409, 631680), (420, 615136), (448, 576690), (470, 549696), (480, 538244), (560, 461352), (564, 458080), (640, 403683), (658, 392640), (672, 384460), (705, 366464), (752, 343560), (818, 315840), (840, 307568), (896, 288345), (940, 274848), (960, 269122), (987, 261760), (1120, 230676), (1128, 229040), (1227, 210560), (1316, 196320), (1344, 192230), (1410, 183232), (1504, 171780), (1636, 157920), (1645, 157056), (1680, 153784), (1880, 137424), (1920, 134561), (1974, 130880), (2045, 126336), (2240, 115338), (2256, 114520), (2454, 105280), (2632, 98160), (2688, 96115), (2820, 91616), (2863, 90240), (3008, 85890), (3272, 78960), (3290, 78528), (3360, 76892), (3760, 68712), (3948, 65440), (4090, 63168), (4480, 57669), (4512, 57260), (4908, 52640), (4935, 52352), (5264, 49080), (5640, 45808), (5726, 45120), (6016, 42945), (6135, 42112), (6544, 39480), (6580, 39264), (6720, 38446), (7520, 34356), (7896, 32720), (8180, 31584), (8589, 30080), (9024, 28630), (9816, 26320), (9870, 26176), (10528, 24540), (11280, 22904), (11452, 22560), (12270, 21056), (13088, 19740), (13160, 19632), (13440, 19223), (14315, 18048), (15040, 17178), (15792, 16360)]