31222230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:605

約数の個数: 64

約数和(自身を含む): 81285120

約数和(自身を除く): 50062890

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 223, 359, 390, 446, 669, 718, 1077, 1115, 1338, 1795, 2154, 2230, 2899, 3345, 3590, 4667, 5385, 5798, 6690, 8697, 9334, 10770, 14001, 14495, 17394, 23335, 28002, 28990, 43485, 46670, 70005, 80057, 86970, 140010, 160114, 240171, 400285, 480342, 800570, 1040741, 1200855, 2081482, 2401710, 3122223, 5203705, 6244446, 10407410, 15611115, 31222230]

約数ペア:

[(1, 31222230), (2, 15611115), (3, 10407410), (5, 6244446), (6, 5203705), (10, 3122223), (13, 2401710), (15, 2081482), (26, 1200855), (30, 1040741), (39, 800570), (65, 480342), (78, 400285), (130, 240171), (195, 160114), (223, 140010), (359, 86970), (390, 80057), (446, 70005), (669, 46670), (718, 43485), (1077, 28990), (1115, 28002), (1338, 23335), (1795, 17394), (2154, 14495), (2230, 14001), (2899, 10770), (3345, 9334), (3590, 8697), (4667, 6690), (5385, 5798)]