1281250560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1033}}^1$

素因数の和:1093

約数の個数: 288

約数和(自身を含む): 4565151360

約数和(自身を除く): 3283900800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 85, 95, 96, 102, 114, 120, 128, 136, 152, 160, 170, 190, 192, 204, 228, 240, 255, 256, 272, 285, 304, 320, 323, 340, 380, 384, 408, 456, 480, 510, 544, 570, 608, 640, 646, 680, 760, 768, 816, 912, 960, 969, 1020, 1033, 1088, 1140, 1216, 1280, 1292, 1360, 1520, 1615, 1632, 1824, 1920, 1938, 2040, 2066, 2176, 2280, 2432, 2584, 2720, 3040, 3099, 3230, 3264, 3648, 3840, 3876, 4080, 4132, 4352, 4560, 4845, 4864, 5165, 5168, 5440, 6080, 6198, 6460, 6528, 7296, 7752, 8160, 8264, 9120, 9690, 10330, 10336, 10880, 12160, 12396, 12920, 13056, 14592, 15495, 15504, 16320, 16528, 17561, 18240, 19380, 19627, 20660, 20672, 21760, 24320, 24792, 25840, 30990, 31008, 32640, 33056, 35122, 36480, 38760, 39254, 41320, 41344, 49584, 51680, 52683, 58881, 61980, 62016, 65280, 66112, 70244, 72960, 77520, 78508, 82640, 82688, 87805, 98135, 99168, 103360, 105366, 117762, 123960, 124032, 132224, 140488, 155040, 157016, 165280, 175610, 196270, 198336, 206720, 210732, 235524, 247920, 248064, 263415, 264448, 280976, 294405, 310080, 314032, 330560, 333659, 351220, 392540, 396672, 413440, 421464, 471048, 495840, 526830, 561952, 588810, 620160, 628064, 661120, 667318, 702440, 785080, 793344, 842928, 942096, 991680, 1000977, 1053660, 1123904, 1177620, 1240320, 1256128, 1322240, 1334636, 1404880, 1570160, 1668295, 1685856, 1884192, 1983360, 2001954, 2107320, 2247808, 2355240, 2512256, 2669272, 2809760, 3140320, 3336590, 3371712, 3768384, 3966720, 4003908, 4214640, 4495616, 4710480, 5004885, 5024512, 5338544, 5619520, 6280640, 6673180, 6743424, 7536768, 8007816, 8429280, 9420960, 10009770, 10677088, 11239040, 12561280, 13346360, 13486848, 15073536, 16015632, 16858560, 18841920, 20019540, 21354176, 22478080, 25122560, 26692720, 32031264, 33717120, 37683840, 40039080, 42708352, 53385440, 64062528, 67434240, 75367680, 80078160, 85416704, 106770880, 128125056, 160156320, 213541760, 256250112, 320312640, 427083520, 640625280, 1281250560]

約数ペア:

[(1, 1281250560), (2, 640625280), (3, 427083520), (4, 320312640), (5, 256250112), (6, 213541760), (8, 160156320), (10, 128125056), (12, 106770880), (15, 85416704), (16, 80078160), (17, 75367680), (19, 67434240), (20, 64062528), (24, 53385440), (30, 42708352), (32, 40039080), (34, 37683840), (38, 33717120), (40, 32031264), (48, 26692720), (51, 25122560), (57, 22478080), (60, 21354176), (64, 20019540), (68, 18841920), (76, 16858560), (80, 16015632), (85, 15073536), (95, 13486848), (96, 13346360), (102, 12561280), (114, 11239040), (120, 10677088), (128, 10009770), (136, 9420960), (152, 8429280), (160, 8007816), (170, 7536768), (190, 6743424), (192, 6673180), (204, 6280640), (228, 5619520), (240, 5338544), (255, 5024512), (256, 5004885), (272, 4710480), (285, 4495616), (304, 4214640), (320, 4003908), (323, 3966720), (340, 3768384), (380, 3371712), (384, 3336590), (408, 3140320), (456, 2809760), (480, 2669272), (510, 2512256), (544, 2355240), (570, 2247808), (608, 2107320), (640, 2001954), (646, 1983360), (680, 1884192), (760, 1685856), (768, 1668295), (816, 1570160), (912, 1404880), (960, 1334636), (969, 1322240), (1020, 1256128), (1033, 1240320), (1088, 1177620), (1140, 1123904), (1216, 1053660), (1280, 1000977), (1292, 991680), (1360, 942096), (1520, 842928), (1615, 793344), (1632, 785080), (1824, 702440), (1920, 667318), (1938, 661120), (2040, 628064), (2066, 620160), (2176, 588810), (2280, 561952), (2432, 526830), (2584, 495840), (2720, 471048), (3040, 421464), (3099, 413440), (3230, 396672), (3264, 392540), (3648, 351220), (3840, 333659), (3876, 330560), (4080, 314032), (4132, 310080), (4352, 294405), (4560, 280976), (4845, 264448), (4864, 263415), (5165, 248064), (5168, 247920), (5440, 235524), (6080, 210732), (6198, 206720), (6460, 198336), (6528, 196270), (7296, 175610), (7752, 165280), (8160, 157016), (8264, 155040), (9120, 140488), (9690, 132224), (10330, 124032), (10336, 123960), (10880, 117762), (12160, 105366), (12396, 103360), (12920, 99168), (13056, 98135), (14592, 87805), (15495, 82688), (15504, 82640), (16320, 78508), (16528, 77520), (17561, 72960), (18240, 70244), (19380, 66112), (19627, 65280), (20660, 62016), (20672, 61980), (21760, 58881), (24320, 52683), (24792, 51680), (25840, 49584), (30990, 41344), (31008, 41320), (32640, 39254), (33056, 38760), (35122, 36480)]