281469240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:606

約数の個数: 192

約数和(自身を含む): 994593600

約数和(自身を除く): 713124360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 137, 156, 180, 195, 234, 260, 274, 312, 360, 390, 411, 439, 468, 520, 548, 585, 685, 780, 822, 878, 936, 1096, 1170, 1233, 1317, 1370, 1560, 1644, 1756, 1781, 2055, 2195, 2340, 2466, 2634, 2740, 3288, 3512, 3562, 3951, 4110, 4390, 4680, 4932, 5268, 5343, 5480, 5707, 6165, 6585, 7124, 7902, 8220, 8780, 8905, 9864, 10536, 10686, 11414, 12330, 13170, 14248, 15804, 16029, 16440, 17121, 17560, 17810, 19755, 21372, 22828, 24660, 26340, 26715, 28535, 31608, 32058, 34242, 35620, 39510, 42744, 45656, 49320, 51363, 52680, 53430, 57070, 60143, 64116, 68484, 71240, 79020, 80145, 85605, 102726, 106860, 114140, 120286, 128232, 136968, 158040, 160290, 171210, 180429, 205452, 213720, 228280, 240572, 256815, 300715, 320580, 342420, 360858, 410904, 481144, 513630, 541287, 601430, 641160, 684840, 721716, 781859, 902145, 1027260, 1082574, 1202860, 1443432, 1563718, 1804290, 2054520, 2165148, 2345577, 2405720, 2706435, 3127436, 3608580, 3909295, 4330296, 4691154, 5412870, 6254872, 7036731, 7217160, 7818590, 9382308, 10825740, 11727885, 14073462, 15637180, 18764616, 21651480, 23455770, 28146924, 31274360, 35183655, 46911540, 56293848, 70367310, 93823080, 140734620, 281469240]

約数ペア:

[(1, 281469240), (2, 140734620), (3, 93823080), (4, 70367310), (5, 56293848), (6, 46911540), (8, 35183655), (9, 31274360), (10, 28146924), (12, 23455770), (13, 21651480), (15, 18764616), (18, 15637180), (20, 14073462), (24, 11727885), (26, 10825740), (30, 9382308), (36, 7818590), (39, 7217160), (40, 7036731), (45, 6254872), (52, 5412870), (60, 4691154), (65, 4330296), (72, 3909295), (78, 3608580), (90, 3127436), (104, 2706435), (117, 2405720), (120, 2345577), (130, 2165148), (137, 2054520), (156, 1804290), (180, 1563718), (195, 1443432), (234, 1202860), (260, 1082574), (274, 1027260), (312, 902145), (360, 781859), (390, 721716), (411, 684840), (439, 641160), (468, 601430), (520, 541287), (548, 513630), (585, 481144), (685, 410904), (780, 360858), (822, 342420), (878, 320580), (936, 300715), (1096, 256815), (1170, 240572), (1233, 228280), (1317, 213720), (1370, 205452), (1560, 180429), (1644, 171210), (1756, 160290), (1781, 158040), (2055, 136968), (2195, 128232), (2340, 120286), (2466, 114140), (2634, 106860), (2740, 102726), (3288, 85605), (3512, 80145), (3562, 79020), (3951, 71240), (4110, 68484), (4390, 64116), (4680, 60143), (4932, 57070), (5268, 53430), (5343, 52680), (5480, 51363), (5707, 49320), (6165, 45656), (6585, 42744), (7124, 39510), (7902, 35620), (8220, 34242), (8780, 32058), (8905, 31608), (9864, 28535), (10536, 26715), (10686, 26340), (11414, 24660), (12330, 22828), (13170, 21372), (14248, 19755), (15804, 17810), (16029, 17560), (16440, 17121)]