71523960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 224078400

約数和(自身を除く): 152554440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 89, 111, 120, 148, 178, 181, 185, 222, 267, 296, 356, 362, 370, 444, 445, 534, 543, 555, 712, 724, 740, 888, 890, 905, 1068, 1086, 1110, 1335, 1448, 1480, 1780, 1810, 2136, 2172, 2220, 2670, 2715, 3293, 3560, 3620, 4344, 4440, 5340, 5430, 6586, 6697, 7240, 9879, 10680, 10860, 13172, 13394, 16109, 16465, 19758, 20091, 21720, 26344, 26788, 32218, 32930, 33485, 39516, 40182, 48327, 49395, 53576, 64436, 65860, 66970, 79032, 80364, 80545, 96654, 98790, 100455, 128872, 131720, 133940, 160728, 161090, 193308, 197580, 200910, 241635, 267880, 322180, 386616, 395160, 401820, 483270, 596033, 644360, 803640, 966540, 1192066, 1788099, 1933080, 2384132, 2980165, 3576198, 4768264, 5960330, 7152396, 8940495, 11920660, 14304792, 17880990, 23841320, 35761980, 71523960]

約数ペア:

[(1, 71523960), (2, 35761980), (3, 23841320), (4, 17880990), (5, 14304792), (6, 11920660), (8, 8940495), (10, 7152396), (12, 5960330), (15, 4768264), (20, 3576198), (24, 2980165), (30, 2384132), (37, 1933080), (40, 1788099), (60, 1192066), (74, 966540), (89, 803640), (111, 644360), (120, 596033), (148, 483270), (178, 401820), (181, 395160), (185, 386616), (222, 322180), (267, 267880), (296, 241635), (356, 200910), (362, 197580), (370, 193308), (444, 161090), (445, 160728), (534, 133940), (543, 131720), (555, 128872), (712, 100455), (724, 98790), (740, 96654), (888, 80545), (890, 80364), (905, 79032), (1068, 66970), (1086, 65860), (1110, 64436), (1335, 53576), (1448, 49395), (1480, 48327), (1780, 40182), (1810, 39516), (2136, 33485), (2172, 32930), (2220, 32218), (2670, 26788), (2715, 26344), (3293, 21720), (3560, 20091), (3620, 19758), (4344, 16465), (4440, 16109), (5340, 13394), (5430, 13172), (6586, 10860), (6697, 10680), (7240, 9879)]