187697440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:387

約数の個数: 144

約数和(自身を含む): 523567800

約数和(自身を除く): 335870360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 89, 98, 112, 140, 160, 178, 196, 224, 245, 269, 280, 356, 392, 445, 490, 538, 560, 623, 712, 784, 890, 980, 1076, 1120, 1246, 1345, 1424, 1568, 1780, 1883, 1960, 2152, 2492, 2690, 2848, 3115, 3560, 3766, 3920, 4304, 4361, 4984, 5380, 6230, 7120, 7532, 7840, 8608, 8722, 9415, 9968, 10760, 12460, 13181, 14240, 15064, 17444, 18830, 19936, 21520, 21805, 23941, 24920, 26362, 30128, 34888, 37660, 43040, 43610, 47882, 49840, 52724, 60256, 65905, 69776, 75320, 87220, 95764, 99680, 105448, 119705, 131810, 139552, 150640, 167587, 174440, 191528, 210896, 239410, 263620, 301280, 335174, 348880, 383056, 421792, 478820, 527240, 670348, 697760, 766112, 837935, 957640, 1054480, 1173109, 1340696, 1675870, 1915280, 2108960, 2346218, 2681392, 3351740, 3830560, 4692436, 5362784, 5865545, 6703480, 9384872, 11731090, 13406960, 18769744, 23462180, 26813920, 37539488, 46924360, 93848720, 187697440]

約数ペア:

[(1, 187697440), (2, 93848720), (4, 46924360), (5, 37539488), (7, 26813920), (8, 23462180), (10, 18769744), (14, 13406960), (16, 11731090), (20, 9384872), (28, 6703480), (32, 5865545), (35, 5362784), (40, 4692436), (49, 3830560), (56, 3351740), (70, 2681392), (80, 2346218), (89, 2108960), (98, 1915280), (112, 1675870), (140, 1340696), (160, 1173109), (178, 1054480), (196, 957640), (224, 837935), (245, 766112), (269, 697760), (280, 670348), (356, 527240), (392, 478820), (445, 421792), (490, 383056), (538, 348880), (560, 335174), (623, 301280), (712, 263620), (784, 239410), (890, 210896), (980, 191528), (1076, 174440), (1120, 167587), (1246, 150640), (1345, 139552), (1424, 131810), (1568, 119705), (1780, 105448), (1883, 99680), (1960, 95764), (2152, 87220), (2492, 75320), (2690, 69776), (2848, 65905), (3115, 60256), (3560, 52724), (3766, 49840), (3920, 47882), (4304, 43610), (4361, 43040), (4984, 37660), (5380, 34888), (6230, 30128), (7120, 26362), (7532, 24920), (7840, 23941), (8608, 21805), (8722, 21520), (9415, 19936), (9968, 18830), (10760, 17444), (12460, 15064), (13181, 14240)]