1281888960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6389}}^1$

素因数の和:6439

約数の個数: 224

約数和(自身を含む): 4674412800

約数和(自身を除く): 3392523840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 32, 33, 38, 40, 44, 48, 55, 57, 60, 64, 66, 76, 80, 88, 95, 96, 110, 114, 120, 132, 152, 160, 165, 176, 190, 192, 209, 220, 228, 240, 264, 285, 304, 320, 330, 352, 380, 418, 440, 456, 480, 528, 570, 608, 627, 660, 704, 760, 836, 880, 912, 960, 1045, 1056, 1140, 1216, 1254, 1320, 1520, 1672, 1760, 1824, 2090, 2112, 2280, 2508, 2640, 3040, 3135, 3344, 3520, 3648, 4180, 4560, 5016, 5280, 6080, 6270, 6389, 6688, 8360, 9120, 10032, 10560, 12540, 12778, 13376, 16720, 18240, 19167, 20064, 25080, 25556, 31945, 33440, 38334, 40128, 50160, 51112, 63890, 66880, 70279, 76668, 95835, 100320, 102224, 121391, 127780, 140558, 153336, 191670, 200640, 204448, 210837, 242782, 255560, 281116, 306672, 351395, 364173, 383340, 408896, 421674, 485564, 511120, 562232, 606955, 613344, 702790, 728346, 766680, 843348, 971128, 1022240, 1054185, 1124464, 1213910, 1226688, 1335301, 1405580, 1456692, 1533360, 1686696, 1820865, 1942256, 2044480, 2108370, 2248928, 2427820, 2670602, 2811160, 2913384, 3066720, 3373392, 3641730, 3884512, 4005903, 4216740, 4497856, 4855640, 5341204, 5622320, 5826768, 6133440, 6676505, 6746784, 7283460, 7769024, 8011806, 8433480, 9711280, 10682408, 11244640, 11653536, 13353010, 13493568, 14566920, 16023612, 16866960, 19422560, 20029515, 21364816, 22489280, 23307072, 26706020, 29133840, 32047224, 33733920, 38845120, 40059030, 42729632, 53412040, 58267680, 64094448, 67467840, 80118060, 85459264, 106824080, 116535360, 128188896, 160236120, 213648160, 256377792, 320472240, 427296320, 640944480, 1281888960]

約数ペア:

[(1, 1281888960), (2, 640944480), (3, 427296320), (4, 320472240), (5, 256377792), (6, 213648160), (8, 160236120), (10, 128188896), (11, 116535360), (12, 106824080), (15, 85459264), (16, 80118060), (19, 67467840), (20, 64094448), (22, 58267680), (24, 53412040), (30, 42729632), (32, 40059030), (33, 38845120), (38, 33733920), (40, 32047224), (44, 29133840), (48, 26706020), (55, 23307072), (57, 22489280), (60, 21364816), (64, 20029515), (66, 19422560), (76, 16866960), (80, 16023612), (88, 14566920), (95, 13493568), (96, 13353010), (110, 11653536), (114, 11244640), (120, 10682408), (132, 9711280), (152, 8433480), (160, 8011806), (165, 7769024), (176, 7283460), (190, 6746784), (192, 6676505), (209, 6133440), (220, 5826768), (228, 5622320), (240, 5341204), (264, 4855640), (285, 4497856), (304, 4216740), (320, 4005903), (330, 3884512), (352, 3641730), (380, 3373392), (418, 3066720), (440, 2913384), (456, 2811160), (480, 2670602), (528, 2427820), (570, 2248928), (608, 2108370), (627, 2044480), (660, 1942256), (704, 1820865), (760, 1686696), (836, 1533360), (880, 1456692), (912, 1405580), (960, 1335301), (1045, 1226688), (1056, 1213910), (1140, 1124464), (1216, 1054185), (1254, 1022240), (1320, 971128), (1520, 843348), (1672, 766680), (1760, 728346), (1824, 702790), (2090, 613344), (2112, 606955), (2280, 562232), (2508, 511120), (2640, 485564), (3040, 421674), (3135, 408896), (3344, 383340), (3520, 364173), (3648, 351395), (4180, 306672), (4560, 281116), (5016, 255560), (5280, 242782), (6080, 210837), (6270, 204448), (6389, 200640), (6688, 191670), (8360, 153336), (9120, 140558), (10032, 127780), (10560, 121391), (12540, 102224), (12778, 100320), (13376, 95835), (16720, 76668), (18240, 70279), (19167, 66880), (20064, 63890), (25080, 51112), (25556, 50160), (31945, 40128), (33440, 38334)]