142508240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8209}}^1$

素因数の和:8260

約数の個数: 80

約数和(自身を含む): 390927360

約数和(自身を除く): 248419120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8209, 8680, 16418, 17360, 32836, 41045, 57463, 65672, 82090, 114926, 131344, 164180, 229852, 254479, 287315, 328360, 459704, 508958, 574630, 656720, 919408, 1017916, 1149260, 1272395, 1781353, 2035832, 2298520, 2544790, 3562706, 4071664, 4597040, 5089580, 7125412, 8906765, 10179160, 14250824, 17813530, 20358320, 28501648, 35627060, 71254120, 142508240]

約数ペア:

[(1, 142508240), (2, 71254120), (4, 35627060), (5, 28501648), (7, 20358320), (8, 17813530), (10, 14250824), (14, 10179160), (16, 8906765), (20, 7125412), (28, 5089580), (31, 4597040), (35, 4071664), (40, 3562706), (56, 2544790), (62, 2298520), (70, 2035832), (80, 1781353), (112, 1272395), (124, 1149260), (140, 1017916), (155, 919408), (217, 656720), (248, 574630), (280, 508958), (310, 459704), (434, 328360), (496, 287315), (560, 254479), (620, 229852), (868, 164180), (1085, 131344), (1240, 114926), (1736, 82090), (2170, 65672), (2480, 57463), (3472, 41045), (4340, 32836), (8209, 17360), (8680, 16418)]