644060160

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{1553}}^1$

素因数の和:1590

約数の個数: 220

約数和(自身を含む): 2309433588

約数和(自身を除く): 1665373428

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1553, 1620, 1728, 1920, 2160, 2304, 2560, 2592, 2880, 3072, 3106, 3240, 3456, 3840, 4320, 4608, 4659, 5120, 5184, 5760, 6212, 6480, 6912, 7680, 7765, 8640, 9216, 9318, 10368, 11520, 12424, 12960, 13824, 13977, 15360, 15530, 17280, 18636, 20736, 23040, 23295, 24848, 25920, 27648, 27954, 31060, 34560, 37272, 41472, 41931, 46080, 46590, 49696, 51840, 55908, 62120, 69120, 69885, 74544, 82944, 83862, 93180, 99392, 103680, 111816, 124240, 125793, 138240, 139770, 149088, 167724, 186360, 198784, 207360, 209655, 223632, 248480, 251586, 279540, 298176, 335448, 372720, 397568, 414720, 419310, 447264, 496960, 503172, 559080, 596352, 628965, 670896, 745440, 795136, 838620, 894528, 993920, 1006344, 1118160, 1192704, 1257930, 1341792, 1490880, 1590272, 1677240, 1789056, 1987840, 2012688, 2236320, 2385408, 2515860, 2683584, 2981760, 3354480, 3578112, 3975680, 4025376, 4472640, 4770816, 5031720, 5367168, 5963520, 6708960, 7156224, 7951360, 8050752, 8945280, 10063440, 10734336, 11927040, 13417920, 14312448, 16101504, 17890560, 20126880, 21468672, 23854080, 26835840, 32203008, 35781120, 40253760, 42937344, 53671680, 64406016, 71562240, 80507520, 107343360, 128812032, 161015040, 214686720, 322030080, 644060160]

約数ペア:

[(1, 644060160), (2, 322030080), (3, 214686720), (4, 161015040), (5, 128812032), (6, 107343360), (8, 80507520), (9, 71562240), (10, 64406016), (12, 53671680), (15, 42937344), (16, 40253760), (18, 35781120), (20, 32203008), (24, 26835840), (27, 23854080), (30, 21468672), (32, 20126880), (36, 17890560), (40, 16101504), (45, 14312448), (48, 13417920), (54, 11927040), (60, 10734336), (64, 10063440), (72, 8945280), (80, 8050752), (81, 7951360), (90, 7156224), (96, 6708960), (108, 5963520), (120, 5367168), (128, 5031720), (135, 4770816), (144, 4472640), (160, 4025376), (162, 3975680), (180, 3578112), (192, 3354480), (216, 2981760), (240, 2683584), (256, 2515860), (270, 2385408), (288, 2236320), (320, 2012688), (324, 1987840), (360, 1789056), (384, 1677240), (405, 1590272), (432, 1490880), (480, 1341792), (512, 1257930), (540, 1192704), (576, 1118160), (640, 1006344), (648, 993920), (720, 894528), (768, 838620), (810, 795136), (864, 745440), (960, 670896), (1024, 628965), (1080, 596352), (1152, 559080), (1280, 503172), (1296, 496960), (1440, 447264), (1536, 419310), (1553, 414720), (1620, 397568), (1728, 372720), (1920, 335448), (2160, 298176), (2304, 279540), (2560, 251586), (2592, 248480), (2880, 223632), (3072, 209655), (3106, 207360), (3240, 198784), (3456, 186360), (3840, 167724), (4320, 149088), (4608, 139770), (4659, 138240), (5120, 125793), (5184, 124240), (5760, 111816), (6212, 103680), (6480, 99392), (6912, 93180), (7680, 83862), (7765, 82944), (8640, 74544), (9216, 69885), (9318, 69120), (10368, 62120), (11520, 55908), (12424, 51840), (12960, 49696), (13824, 46590), (13977, 46080), (15360, 41931), (15530, 41472), (17280, 37272), (18636, 34560), (20736, 31060), (23040, 27954), (23295, 27648), (24848, 25920)]