20151004860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{371927}}^1$

素因数の和:371992

約数の個数: 144

約数和(自身を含む): 71481586176

約数和(自身を除く): 51330581316

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1806, 1935, 2580, 2709, 3010, 3612, 3870, 4515, 5418, 6020, 7740, 9030, 10836, 13545, 18060, 27090, 54180, 371927, 743854, 1115781, 1487708, 1859635, 2231562, 2603489, 3347343, 3719270, 4463124, 5206978, 5578905, 6694686, 7438540, 7810467, 10413956, 11157810, 13017445, 13389372, 15620934, 15992861, 16736715, 22315620, 23431401, 26034890, 31241868, 31985722, 33473430, 39052335, 46862802, 47978583, 52069780, 63971444, 66946860, 78104670, 79964305, 93725604, 95957166, 111950027, 117157005, 143935749, 156209340, 159928610, 191914332, 223900054, 234314010, 239892915, 287871498, 319857220, 335850081, 447800108, 468628020, 479785830, 559750135, 575742996, 671700162, 719678745, 959571660, 1007550243, 1119500270, 1343400324, 1439357490, 1679250405, 2015100486, 2239000540, 2878714980, 3358500810, 4030200972, 5037751215, 6717001620, 10075502430, 20151004860]

約数ペア:

[(1, 20151004860), (2, 10075502430), (3, 6717001620), (4, 5037751215), (5, 4030200972), (6, 3358500810), (7, 2878714980), (9, 2239000540), (10, 2015100486), (12, 1679250405), (14, 1439357490), (15, 1343400324), (18, 1119500270), (20, 1007550243), (21, 959571660), (28, 719678745), (30, 671700162), (35, 575742996), (36, 559750135), (42, 479785830), (43, 468628020), (45, 447800108), (60, 335850081), (63, 319857220), (70, 287871498), (84, 239892915), (86, 234314010), (90, 223900054), (105, 191914332), (126, 159928610), (129, 156209340), (140, 143935749), (172, 117157005), (180, 111950027), (210, 95957166), (215, 93725604), (252, 79964305), (258, 78104670), (301, 66946860), (315, 63971444), (387, 52069780), (420, 47978583), (430, 46862802), (516, 39052335), (602, 33473430), (630, 31985722), (645, 31241868), (774, 26034890), (860, 23431401), (903, 22315620), (1204, 16736715), (1260, 15992861), (1290, 15620934), (1505, 13389372), (1548, 13017445), (1806, 11157810), (1935, 10413956), (2580, 7810467), (2709, 7438540), (3010, 6694686), (3612, 5578905), (3870, 5206978), (4515, 4463124), (5418, 3719270), (6020, 3347343), (7740, 2603489), (9030, 2231562), (10836, 1859635), (13545, 1487708), (18060, 1115781), (27090, 743854), (54180, 371927)]