217107800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:266

約数の個数: 192

約数和(自身を含む): 633292800

約数和(自身を除く): 416185000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 79, 91, 100, 104, 130, 140, 151, 158, 175, 182, 200, 260, 280, 302, 316, 325, 350, 364, 395, 455, 520, 553, 604, 632, 650, 700, 728, 755, 790, 910, 1027, 1057, 1106, 1208, 1300, 1400, 1510, 1580, 1820, 1963, 1975, 2054, 2114, 2212, 2275, 2600, 2765, 3020, 3160, 3640, 3775, 3926, 3950, 4108, 4228, 4424, 4550, 5135, 5285, 5530, 6040, 7189, 7550, 7852, 7900, 8216, 8456, 9100, 9815, 10270, 10570, 11060, 11929, 13741, 13825, 14378, 15100, 15704, 15800, 18200, 19630, 20540, 21140, 22120, 23858, 25675, 26425, 27482, 27650, 28756, 30200, 35945, 39260, 41080, 42280, 47716, 49075, 51350, 52850, 54964, 55300, 57512, 59645, 68705, 71890, 78520, 83503, 95432, 98150, 102700, 105700, 109928, 110600, 119290, 137410, 143780, 155077, 167006, 179725, 196300, 205400, 211400, 238580, 274820, 287560, 298225, 310154, 334012, 343525, 359450, 392600, 417515, 477160, 549640, 596450, 620308, 668024, 687050, 718900, 775385, 835030, 1085539, 1192900, 1240616, 1374100, 1437800, 1550770, 1670060, 2087575, 2171078, 2385800, 2748200, 3101540, 3340120, 3876925, 4175150, 4342156, 5427695, 6203080, 7753850, 8350300, 8684312, 10855390, 15507700, 16700600, 21710780, 27138475, 31015400, 43421560, 54276950, 108553900, 217107800]

約数ペア:

[(1, 217107800), (2, 108553900), (4, 54276950), (5, 43421560), (7, 31015400), (8, 27138475), (10, 21710780), (13, 16700600), (14, 15507700), (20, 10855390), (25, 8684312), (26, 8350300), (28, 7753850), (35, 6203080), (40, 5427695), (50, 4342156), (52, 4175150), (56, 3876925), (65, 3340120), (70, 3101540), (79, 2748200), (91, 2385800), (100, 2171078), (104, 2087575), (130, 1670060), (140, 1550770), (151, 1437800), (158, 1374100), (175, 1240616), (182, 1192900), (200, 1085539), (260, 835030), (280, 775385), (302, 718900), (316, 687050), (325, 668024), (350, 620308), (364, 596450), (395, 549640), (455, 477160), (520, 417515), (553, 392600), (604, 359450), (632, 343525), (650, 334012), (700, 310154), (728, 298225), (755, 287560), (790, 274820), (910, 238580), (1027, 211400), (1057, 205400), (1106, 196300), (1208, 179725), (1300, 167006), (1400, 155077), (1510, 143780), (1580, 137410), (1820, 119290), (1963, 110600), (1975, 109928), (2054, 105700), (2114, 102700), (2212, 98150), (2275, 95432), (2600, 83503), (2765, 78520), (3020, 71890), (3160, 68705), (3640, 59645), (3775, 57512), (3926, 55300), (3950, 54964), (4108, 52850), (4228, 51350), (4424, 49075), (4550, 47716), (5135, 42280), (5285, 41080), (5530, 39260), (6040, 35945), (7189, 30200), (7550, 28756), (7852, 27650), (7900, 27482), (8216, 26425), (8456, 25675), (9100, 23858), (9815, 22120), (10270, 21140), (10570, 20540), (11060, 19630), (11929, 18200), (13741, 15800), (13825, 15704), (14378, 15100)]