180947900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11239}}^1$

素因数の和:11283

約数の個数: 72

約数和(自身を含む): 468303360

約数和(自身を除く): 287355460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 8050, 11239, 16100, 22478, 44956, 56195, 78673, 112390, 157346, 224780, 258497, 280975, 314692, 393365, 516994, 561950, 786730, 1033988, 1123900, 1292485, 1573460, 1809479, 1966825, 2584970, 3618958, 3933650, 5169940, 6462425, 7237916, 7867300, 9047395, 12924850, 18094790, 25849700, 36189580, 45236975, 90473950, 180947900]

約数ペア:

[(1, 180947900), (2, 90473950), (4, 45236975), (5, 36189580), (7, 25849700), (10, 18094790), (14, 12924850), (20, 9047395), (23, 7867300), (25, 7237916), (28, 6462425), (35, 5169940), (46, 3933650), (50, 3618958), (70, 2584970), (92, 1966825), (100, 1809479), (115, 1573460), (140, 1292485), (161, 1123900), (175, 1033988), (230, 786730), (322, 561950), (350, 516994), (460, 393365), (575, 314692), (644, 280975), (700, 258497), (805, 224780), (1150, 157346), (1610, 112390), (2300, 78673), (3220, 56195), (4025, 44956), (8050, 22478), (11239, 16100)]