262534860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1499}}^1$

素因数の和:1660

約数の個数: 144

約数和(自身を含む): 917280000

約数和(自身を除く): 654745140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 139, 140, 180, 210, 252, 278, 315, 417, 420, 556, 630, 695, 834, 973, 1251, 1260, 1390, 1499, 1668, 1946, 2085, 2502, 2780, 2919, 2998, 3892, 4170, 4497, 4865, 5004, 5838, 5996, 6255, 7495, 8340, 8757, 8994, 9730, 10493, 11676, 12510, 13491, 14595, 14990, 17514, 17988, 19460, 20986, 22485, 25020, 26982, 29190, 29980, 31479, 35028, 41972, 43785, 44970, 52465, 53964, 58380, 62958, 67455, 87570, 89940, 94437, 104930, 125916, 134910, 157395, 175140, 188874, 208361, 209860, 269820, 314790, 377748, 416722, 472185, 625083, 629580, 833444, 944370, 1041805, 1250166, 1458527, 1875249, 1888740, 2083610, 2500332, 2917054, 3125415, 3750498, 4167220, 4375581, 5834108, 6250830, 7292635, 7500996, 8751162, 9376245, 12501660, 13126743, 14585270, 17502324, 18752490, 21877905, 26253486, 29170540, 37504980, 43755810, 52506972, 65633715, 87511620, 131267430, 262534860]

約数ペア:

[(1, 262534860), (2, 131267430), (3, 87511620), (4, 65633715), (5, 52506972), (6, 43755810), (7, 37504980), (9, 29170540), (10, 26253486), (12, 21877905), (14, 18752490), (15, 17502324), (18, 14585270), (20, 13126743), (21, 12501660), (28, 9376245), (30, 8751162), (35, 7500996), (36, 7292635), (42, 6250830), (45, 5834108), (60, 4375581), (63, 4167220), (70, 3750498), (84, 3125415), (90, 2917054), (105, 2500332), (126, 2083610), (139, 1888740), (140, 1875249), (180, 1458527), (210, 1250166), (252, 1041805), (278, 944370), (315, 833444), (417, 629580), (420, 625083), (556, 472185), (630, 416722), (695, 377748), (834, 314790), (973, 269820), (1251, 209860), (1260, 208361), (1390, 188874), (1499, 175140), (1668, 157395), (1946, 134910), (2085, 125916), (2502, 104930), (2780, 94437), (2919, 89940), (2998, 87570), (3892, 67455), (4170, 62958), (4497, 58380), (4865, 53964), (5004, 52465), (5838, 44970), (5996, 43785), (6255, 41972), (7495, 35028), (8340, 31479), (8757, 29980), (8994, 29190), (9730, 26982), (10493, 25020), (11676, 22485), (12510, 20986), (13491, 19460), (14595, 17988), (14990, 17514)]