20130408720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{3989}}^1$

素因数の和:4214

約数の個数: 240

約数和(自身を含む): 69618669120

約数和(自身を除く): 49488260400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 163, 172, 180, 215, 240, 258, 326, 344, 360, 387, 430, 489, 516, 645, 652, 688, 720, 774, 815, 860, 978, 1032, 1290, 1304, 1467, 1548, 1630, 1720, 1935, 1956, 2064, 2445, 2580, 2608, 2934, 3096, 3260, 3440, 3870, 3912, 3989, 4890, 5160, 5868, 6192, 6520, 7009, 7335, 7740, 7824, 7978, 9780, 10320, 11736, 11967, 13040, 14018, 14670, 15480, 15956, 19560, 19945, 21027, 23472, 23934, 28036, 29340, 30960, 31912, 35045, 35901, 39120, 39890, 42054, 47868, 56072, 58680, 59835, 63081, 63824, 70090, 71802, 79780, 84108, 95736, 105135, 112144, 117360, 119670, 126162, 140180, 143604, 159560, 168216, 171527, 179505, 191472, 210270, 239340, 252324, 280360, 287208, 315405, 319120, 336432, 343054, 359010, 420540, 478680, 504648, 514581, 560720, 574416, 630810, 650207, 686108, 718020, 841080, 857635, 957360, 1009296, 1029162, 1261620, 1300414, 1372216, 1436040, 1543743, 1682160, 1715270, 1950621, 2058324, 2523240, 2572905, 2600828, 2744432, 2872080, 3087486, 3251035, 3430540, 3901242, 4116648, 5046480, 5145810, 5201656, 5851863, 6174972, 6502070, 6861080, 7718715, 7802484, 8233296, 9753105, 10291620, 10403312, 11703726, 12349944, 13004140, 13722160, 15437430, 15604968, 19506210, 20583240, 23407452, 24699888, 26008280, 27958901, 29259315, 30874860, 31209936, 39012420, 41166480, 46814904, 52016560, 55917802, 58518630, 61749720, 78024840, 83876703, 93629808, 111835604, 117037260, 123499440, 139794505, 156049680, 167753406, 223671208, 234074520, 251630109, 279589010, 335506812, 419383515, 447342416, 468149040, 503260218, 559178020, 671013624, 838767030, 1006520436, 1118356040, 1258150545, 1342027248, 1677534060, 2013040872, 2236712080, 2516301090, 3355068120, 4026081744, 5032602180, 6710136240, 10065204360, 20130408720]

約数ペア:

[(1, 20130408720), (2, 10065204360), (3, 6710136240), (4, 5032602180), (5, 4026081744), (6, 3355068120), (8, 2516301090), (9, 2236712080), (10, 2013040872), (12, 1677534060), (15, 1342027248), (16, 1258150545), (18, 1118356040), (20, 1006520436), (24, 838767030), (30, 671013624), (36, 559178020), (40, 503260218), (43, 468149040), (45, 447342416), (48, 419383515), (60, 335506812), (72, 279589010), (80, 251630109), (86, 234074520), (90, 223671208), (120, 167753406), (129, 156049680), (144, 139794505), (163, 123499440), (172, 117037260), (180, 111835604), (215, 93629808), (240, 83876703), (258, 78024840), (326, 61749720), (344, 58518630), (360, 55917802), (387, 52016560), (430, 46814904), (489, 41166480), (516, 39012420), (645, 31209936), (652, 30874860), (688, 29259315), (720, 27958901), (774, 26008280), (815, 24699888), (860, 23407452), (978, 20583240), (1032, 19506210), (1290, 15604968), (1304, 15437430), (1467, 13722160), (1548, 13004140), (1630, 12349944), (1720, 11703726), (1935, 10403312), (1956, 10291620), (2064, 9753105), (2445, 8233296), (2580, 7802484), (2608, 7718715), (2934, 6861080), (3096, 6502070), (3260, 6174972), (3440, 5851863), (3870, 5201656), (3912, 5145810), (3989, 5046480), (4890, 4116648), (5160, 3901242), (5868, 3430540), (6192, 3251035), (6520, 3087486), (7009, 2872080), (7335, 2744432), (7740, 2600828), (7824, 2572905), (7978, 2523240), (9780, 2058324), (10320, 1950621), (11736, 1715270), (11967, 1682160), (13040, 1543743), (14018, 1436040), (14670, 1372216), (15480, 1300414), (15956, 1261620), (19560, 1029162), (19945, 1009296), (21027, 957360), (23472, 857635), (23934, 841080), (28036, 718020), (29340, 686108), (30960, 650207), (31912, 630810), (35045, 574416), (35901, 560720), (39120, 514581), (39890, 504648), (42054, 478680), (47868, 420540), (56072, 359010), (58680, 343054), (59835, 336432), (63081, 319120), (63824, 315405), (70090, 287208), (71802, 280360), (79780, 252324), (84108, 239340), (95736, 210270), (105135, 191472), (112144, 179505), (117360, 171527), (119670, 168216), (126162, 159560), (140180, 143604)]