285857280

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:701

約数の個数: 240

約数和(自身を含む): 1043705520

約数和(自身を除く): 757848240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 512, 570, 576, 608, 640, 653, 684, 720, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1306, 1368, 1440, 1520, 1536, 1710, 1824, 1920, 1959, 2280, 2304, 2432, 2560, 2612, 2736, 2880, 3040, 3265, 3420, 3648, 3840, 3918, 4560, 4608, 4864, 5224, 5472, 5760, 5877, 6080, 6530, 6840, 7296, 7680, 7836, 9120, 9728, 9795, 10448, 10944, 11520, 11754, 12160, 12407, 13060, 13680, 14592, 15672, 18240, 19590, 20896, 21888, 23040, 23508, 24320, 24814, 26120, 27360, 29184, 29385, 31344, 36480, 37221, 39180, 41792, 43776, 47016, 48640, 49628, 52240, 54720, 58770, 62035, 62688, 72960, 74442, 78360, 83584, 87552, 94032, 99256, 104480, 109440, 111663, 117540, 124070, 125376, 145920, 148884, 156720, 167168, 186105, 188064, 198512, 208960, 218880, 223326, 235080, 248140, 250752, 297768, 313440, 334336, 372210, 376128, 397024, 417920, 437760, 446652, 470160, 496280, 501504, 558315, 595536, 626880, 744420, 752256, 794048, 835840, 893304, 940320, 992560, 1003008, 1116630, 1191072, 1253760, 1488840, 1504512, 1588096, 1671680, 1786608, 1880640, 1985120, 2233260, 2382144, 2507520, 2977680, 3009024, 3176192, 3573216, 3761280, 3970240, 4466520, 4764288, 5015040, 5955360, 6352384, 7146432, 7522560, 7940480, 8933040, 9528576, 11910720, 14292864, 15045120, 15880960, 17866080, 19057152, 23821440, 28585728, 31761920, 35732160, 47642880, 57171456, 71464320, 95285760, 142928640, 285857280]

約数ペア:

[(1, 285857280), (2, 142928640), (3, 95285760), (4, 71464320), (5, 57171456), (6, 47642880), (8, 35732160), (9, 31761920), (10, 28585728), (12, 23821440), (15, 19057152), (16, 17866080), (18, 15880960), (19, 15045120), (20, 14292864), (24, 11910720), (30, 9528576), (32, 8933040), (36, 7940480), (38, 7522560), (40, 7146432), (45, 6352384), (48, 5955360), (57, 5015040), (60, 4764288), (64, 4466520), (72, 3970240), (76, 3761280), (80, 3573216), (90, 3176192), (95, 3009024), (96, 2977680), (114, 2507520), (120, 2382144), (128, 2233260), (144, 1985120), (152, 1880640), (160, 1786608), (171, 1671680), (180, 1588096), (190, 1504512), (192, 1488840), (228, 1253760), (240, 1191072), (256, 1116630), (285, 1003008), (288, 992560), (304, 940320), (320, 893304), (342, 835840), (360, 794048), (380, 752256), (384, 744420), (456, 626880), (480, 595536), (512, 558315), (570, 501504), (576, 496280), (608, 470160), (640, 446652), (653, 437760), (684, 417920), (720, 397024), (760, 376128), (768, 372210), (855, 334336), (912, 313440), (960, 297768), (1140, 250752), (1152, 248140), (1216, 235080), (1280, 223326), (1306, 218880), (1368, 208960), (1440, 198512), (1520, 188064), (1536, 186105), (1710, 167168), (1824, 156720), (1920, 148884), (1959, 145920), (2280, 125376), (2304, 124070), (2432, 117540), (2560, 111663), (2612, 109440), (2736, 104480), (2880, 99256), (3040, 94032), (3265, 87552), (3420, 83584), (3648, 78360), (3840, 74442), (3918, 72960), (4560, 62688), (4608, 62035), (4864, 58770), (5224, 54720), (5472, 52240), (5760, 49628), (5877, 48640), (6080, 47016), (6530, 43776), (6840, 41792), (7296, 39180), (7680, 37221), (7836, 36480), (9120, 31344), (9728, 29385), (9795, 29184), (10448, 27360), (10944, 26120), (11520, 24814), (11754, 24320), (12160, 23508), (12407, 23040), (13060, 21888), (13680, 20896), (14592, 19590), (15672, 18240)]