142812040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16453}}^1$

素因数の和:16502

約数の個数: 64

約数和(自身を含む): 379100160

約数和(自身を除く): 236288120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 16453, 32906, 65812, 82265, 115171, 131624, 164530, 230342, 329060, 460684, 510043, 575855, 658120, 921368, 1020086, 1151710, 2040172, 2303420, 2550215, 3570301, 4080344, 4606840, 5100430, 7140602, 10200860, 14281204, 17851505, 20401720, 28562408, 35703010, 71406020, 142812040]

約数ペア:

[(1, 142812040), (2, 71406020), (4, 35703010), (5, 28562408), (7, 20401720), (8, 17851505), (10, 14281204), (14, 10200860), (20, 7140602), (28, 5100430), (31, 4606840), (35, 4080344), (40, 3570301), (56, 2550215), (62, 2303420), (70, 2040172), (124, 1151710), (140, 1020086), (155, 921368), (217, 658120), (248, 575855), (280, 510043), (310, 460684), (434, 329060), (620, 230342), (868, 164530), (1085, 131624), (1240, 115171), (1736, 82265), (2170, 65812), (4340, 32906), (8680, 16453)]