181201440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:495

約数の個数: 192

約数和(自身を含む): 658022400

約数和(自身を除く): 476820960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 199, 210, 224, 240, 271, 280, 336, 398, 420, 480, 542, 560, 597, 672, 796, 813, 840, 995, 1084, 1120, 1194, 1355, 1393, 1592, 1626, 1680, 1897, 1990, 2168, 2388, 2710, 2786, 2985, 3184, 3252, 3360, 3794, 3980, 4065, 4179, 4336, 4776, 5420, 5572, 5691, 5970, 6368, 6504, 6965, 7588, 7960, 8130, 8358, 8672, 9485, 9552, 10840, 11144, 11382, 11940, 13008, 13930, 15176, 15920, 16260, 16716, 18970, 19104, 20895, 21680, 22288, 22764, 23880, 26016, 27860, 28455, 30352, 31840, 32520, 33432, 37940, 41790, 43360, 44576, 45528, 47760, 53929, 55720, 56910, 60704, 65040, 66864, 75880, 83580, 91056, 95520, 107858, 111440, 113820, 130080, 133728, 151760, 161787, 167160, 182112, 215716, 222880, 227640, 269645, 303520, 323574, 334320, 377503, 431432, 455280, 539290, 647148, 668640, 755006, 808935, 862864, 910560, 1078580, 1132509, 1294296, 1510012, 1617870, 1725728, 1887515, 2157160, 2265018, 2588592, 3020024, 3235740, 3775030, 4314320, 4530036, 5177184, 5662545, 6040048, 6471480, 7550060, 8628640, 9060072, 11325090, 12080096, 12942960, 15100120, 18120144, 22650180, 25885920, 30200240, 36240288, 45300360, 60400480, 90600720, 181201440]

約数ペア:

[(1, 181201440), (2, 90600720), (3, 60400480), (4, 45300360), (5, 36240288), (6, 30200240), (7, 25885920), (8, 22650180), (10, 18120144), (12, 15100120), (14, 12942960), (15, 12080096), (16, 11325090), (20, 9060072), (21, 8628640), (24, 7550060), (28, 6471480), (30, 6040048), (32, 5662545), (35, 5177184), (40, 4530036), (42, 4314320), (48, 3775030), (56, 3235740), (60, 3020024), (70, 2588592), (80, 2265018), (84, 2157160), (96, 1887515), (105, 1725728), (112, 1617870), (120, 1510012), (140, 1294296), (160, 1132509), (168, 1078580), (199, 910560), (210, 862864), (224, 808935), (240, 755006), (271, 668640), (280, 647148), (336, 539290), (398, 455280), (420, 431432), (480, 377503), (542, 334320), (560, 323574), (597, 303520), (672, 269645), (796, 227640), (813, 222880), (840, 215716), (995, 182112), (1084, 167160), (1120, 161787), (1194, 151760), (1355, 133728), (1393, 130080), (1592, 113820), (1626, 111440), (1680, 107858), (1897, 95520), (1990, 91056), (2168, 83580), (2388, 75880), (2710, 66864), (2786, 65040), (2985, 60704), (3184, 56910), (3252, 55720), (3360, 53929), (3794, 47760), (3980, 45528), (4065, 44576), (4179, 43360), (4336, 41790), (4776, 37940), (5420, 33432), (5572, 32520), (5691, 31840), (5970, 30352), (6368, 28455), (6504, 27860), (6965, 26016), (7588, 23880), (7960, 22764), (8130, 22288), (8358, 21680), (8672, 20895), (9485, 19104), (9552, 18970), (10840, 16716), (11144, 16260), (11382, 15920), (11940, 15176), (13008, 13930)]