263160240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 240

約数和(自身を含む): 969295104

約数和(自身を除く): 706134864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 163, 168, 186, 210, 217, 240, 248, 280, 310, 326, 336, 372, 420, 434, 465, 489, 496, 560, 620, 651, 652, 744, 815, 840, 868, 930, 961, 978, 1085, 1141, 1240, 1302, 1304, 1488, 1630, 1680, 1736, 1860, 1922, 1956, 2170, 2282, 2445, 2480, 2604, 2608, 2883, 3255, 3260, 3423, 3472, 3720, 3844, 3912, 4340, 4564, 4805, 4890, 5053, 5208, 5705, 5766, 6510, 6520, 6727, 6846, 7440, 7688, 7824, 8680, 9128, 9610, 9780, 10106, 10416, 11410, 11532, 13020, 13040, 13454, 13692, 14415, 15159, 15376, 17115, 17360, 18256, 19220, 19560, 20181, 20212, 22820, 23064, 25265, 26040, 26908, 27384, 28830, 30318, 33635, 34230, 35371, 38440, 39120, 40362, 40424, 45640, 46128, 50530, 52080, 53816, 54768, 57660, 60636, 67270, 68460, 70742, 75795, 76880, 80724, 80848, 91280, 100905, 101060, 106113, 107632, 115320, 121272, 134540, 136920, 141484, 151590, 156643, 161448, 176855, 201810, 202120, 212226, 230640, 242544, 269080, 273840, 282968, 303180, 313286, 322896, 353710, 403620, 404240, 424452, 469929, 530565, 538160, 565936, 606360, 626572, 707420, 783215, 807240, 848904, 939858, 1061130, 1096501, 1212720, 1253144, 1414840, 1566430, 1614480, 1697808, 1879716, 2122260, 2193002, 2349645, 2506288, 2829680, 3132860, 3289503, 3759432, 4244520, 4386004, 4699290, 5482505, 6265720, 6579006, 7518864, 8489040, 8772008, 9398580, 10965010, 12531440, 13158012, 16447515, 17544016, 18797160, 21930020, 26316024, 32895030, 37594320, 43860040, 52632048, 65790060, 87720080, 131580120, 263160240]

約数ペア:

[(1, 263160240), (2, 131580120), (3, 87720080), (4, 65790060), (5, 52632048), (6, 43860040), (7, 37594320), (8, 32895030), (10, 26316024), (12, 21930020), (14, 18797160), (15, 17544016), (16, 16447515), (20, 13158012), (21, 12531440), (24, 10965010), (28, 9398580), (30, 8772008), (31, 8489040), (35, 7518864), (40, 6579006), (42, 6265720), (48, 5482505), (56, 4699290), (60, 4386004), (62, 4244520), (70, 3759432), (80, 3289503), (84, 3132860), (93, 2829680), (105, 2506288), (112, 2349645), (120, 2193002), (124, 2122260), (140, 1879716), (155, 1697808), (163, 1614480), (168, 1566430), (186, 1414840), (210, 1253144), (217, 1212720), (240, 1096501), (248, 1061130), (280, 939858), (310, 848904), (326, 807240), (336, 783215), (372, 707420), (420, 626572), (434, 606360), (465, 565936), (489, 538160), (496, 530565), (560, 469929), (620, 424452), (651, 404240), (652, 403620), (744, 353710), (815, 322896), (840, 313286), (868, 303180), (930, 282968), (961, 273840), (978, 269080), (1085, 242544), (1141, 230640), (1240, 212226), (1302, 202120), (1304, 201810), (1488, 176855), (1630, 161448), (1680, 156643), (1736, 151590), (1860, 141484), (1922, 136920), (1956, 134540), (2170, 121272), (2282, 115320), (2445, 107632), (2480, 106113), (2604, 101060), (2608, 100905), (2883, 91280), (3255, 80848), (3260, 80724), (3423, 76880), (3472, 75795), (3720, 70742), (3844, 68460), (3912, 67270), (4340, 60636), (4564, 57660), (4805, 54768), (4890, 53816), (5053, 52080), (5208, 50530), (5705, 46128), (5766, 45640), (6510, 40424), (6520, 40362), (6727, 39120), (6846, 38440), (7440, 35371), (7688, 34230), (7824, 33635), (8680, 30318), (9128, 28830), (9610, 27384), (9780, 26908), (10106, 26040), (10416, 25265), (11410, 23064), (11532, 22820), (13020, 20212), (13040, 20181), (13454, 19560), (13692, 19220), (14415, 18256), (15159, 17360), (15376, 17115)]