129607760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{70439}}^1$

素因数の和:70475

約数の個数: 40

約数和(自身を含む): 314444160

約数和(自身を除く): 184836400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 70439, 140878, 281756, 352195, 563512, 704390, 1127024, 1408780, 1620097, 2817560, 3240194, 5635120, 6480388, 8100485, 12960776, 16200970, 25921552, 32401940, 64803880, 129607760]

約数ペア:

[(1, 129607760), (2, 64803880), (4, 32401940), (5, 25921552), (8, 16200970), (10, 12960776), (16, 8100485), (20, 6480388), (23, 5635120), (40, 3240194), (46, 2817560), (80, 1620097), (92, 1408780), (115, 1127024), (184, 704390), (230, 563512), (368, 352195), (460, 281756), (920, 140878), (1840, 70439)]