815135820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{131899}}^1$

素因数の和:132014

約数の個数: 48

約数和(自身を含む): 2304556800

約数和(自身を除く): 1489420980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 131899, 263798, 395697, 527596, 659495, 791394, 1318990, 1582788, 1978485, 2637980, 3956970, 7913940, 13585597, 27171194, 40756791, 54342388, 67927985, 81513582, 135855970, 163027164, 203783955, 271711940, 407567910, 815135820]

約数ペア:

[(1, 815135820), (2, 407567910), (3, 271711940), (4, 203783955), (5, 163027164), (6, 135855970), (10, 81513582), (12, 67927985), (15, 54342388), (20, 40756791), (30, 27171194), (60, 13585597), (103, 7913940), (206, 3956970), (309, 2637980), (412, 1978485), (515, 1582788), (618, 1318990), (1030, 791394), (1236, 659495), (1545, 527596), (2060, 395697), (3090, 263798), (6180, 131899)]