30114540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{571}}^1$

素因数の和:879

約数の個数: 72

約数和(自身を含む): 91819728

約数和(自身を除く): 61705188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 571, 586, 879, 1142, 1172, 1465, 1713, 1758, 2284, 2637, 2855, 2930, 3426, 3516, 4395, 5139, 5274, 5710, 5860, 6852, 8565, 8790, 10278, 10548, 11420, 13185, 17130, 17580, 20556, 25695, 26370, 34260, 51390, 52740, 102780, 167303, 334606, 501909, 669212, 836515, 1003818, 1505727, 1673030, 2007636, 2509545, 3011454, 3346060, 5019090, 6022908, 7528635, 10038180, 15057270, 30114540]

約数ペア:

[(1, 30114540), (2, 15057270), (3, 10038180), (4, 7528635), (5, 6022908), (6, 5019090), (9, 3346060), (10, 3011454), (12, 2509545), (15, 2007636), (18, 1673030), (20, 1505727), (30, 1003818), (36, 836515), (45, 669212), (60, 501909), (90, 334606), (180, 167303), (293, 102780), (571, 52740), (586, 51390), (879, 34260), (1142, 26370), (1172, 25695), (1465, 20556), (1713, 17580), (1758, 17130), (2284, 13185), (2637, 11420), (2855, 10548), (2930, 10278), (3426, 8790), (3516, 8565), (4395, 6852), (5139, 5860), (5274, 5710)]