247536120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6899}}^1$

素因数の和:6949

約数の個数: 128

約数和(自身を含む): 834624000

約数和(自身を除く): 587087880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 2392, 2760, 2990, 3588, 4485, 5980, 6899, 7176, 8970, 11960, 13798, 17940, 20697, 27596, 34495, 35880, 41394, 55192, 68990, 82788, 89687, 103485, 137980, 158677, 165576, 179374, 206970, 269061, 275960, 317354, 358748, 413940, 448435, 476031, 538122, 634708, 717496, 793385, 827880, 896870, 952062, 1076244, 1269416, 1345305, 1586770, 1793740, 1904124, 2062801, 2152488, 2380155, 2690610, 3173540, 3587480, 3808248, 4125602, 4760310, 5381220, 6188403, 6347080, 8251204, 9520620, 10314005, 10762440, 12376806, 16502408, 19041240, 20628010, 24753612, 30942015, 41256020, 49507224, 61884030, 82512040, 123768060, 247536120]

約数ペア:

[(1, 247536120), (2, 123768060), (3, 82512040), (4, 61884030), (5, 49507224), (6, 41256020), (8, 30942015), (10, 24753612), (12, 20628010), (13, 19041240), (15, 16502408), (20, 12376806), (23, 10762440), (24, 10314005), (26, 9520620), (30, 8251204), (39, 6347080), (40, 6188403), (46, 5381220), (52, 4760310), (60, 4125602), (65, 3808248), (69, 3587480), (78, 3173540), (92, 2690610), (104, 2380155), (115, 2152488), (120, 2062801), (130, 1904124), (138, 1793740), (156, 1586770), (184, 1345305), (195, 1269416), (230, 1076244), (260, 952062), (276, 896870), (299, 827880), (312, 793385), (345, 717496), (390, 634708), (460, 538122), (520, 476031), (552, 448435), (598, 413940), (690, 358748), (780, 317354), (897, 275960), (920, 269061), (1196, 206970), (1380, 179374), (1495, 165576), (1560, 158677), (1794, 137980), (2392, 103485), (2760, 89687), (2990, 82788), (3588, 68990), (4485, 55192), (5980, 41394), (6899, 35880), (7176, 34495), (8970, 27596), (11960, 20697), (13798, 17940)]