31458180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1357

約数の個数: 96

約数和(自身を含む): 97993728

約数和(自身を除く): 66535548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1301, 1612, 1860, 2015, 2418, 2602, 3903, 4030, 4836, 5204, 6045, 6505, 7806, 8060, 12090, 13010, 15612, 16913, 19515, 24180, 26020, 33826, 39030, 40331, 50739, 67652, 78060, 80662, 84565, 101478, 120993, 161324, 169130, 201655, 202956, 241986, 253695, 338260, 403310, 483972, 507390, 524303, 604965, 806620, 1014780, 1048606, 1209930, 1572909, 2097212, 2419860, 2621515, 3145818, 5243030, 6291636, 7864545, 10486060, 15729090, 31458180]

約数ペア:

[(1, 31458180), (2, 15729090), (3, 10486060), (4, 7864545), (5, 6291636), (6, 5243030), (10, 3145818), (12, 2621515), (13, 2419860), (15, 2097212), (20, 1572909), (26, 1209930), (30, 1048606), (31, 1014780), (39, 806620), (52, 604965), (60, 524303), (62, 507390), (65, 483972), (78, 403310), (93, 338260), (124, 253695), (130, 241986), (155, 202956), (156, 201655), (186, 169130), (195, 161324), (260, 120993), (310, 101478), (372, 84565), (390, 80662), (403, 78060), (465, 67652), (620, 50739), (780, 40331), (806, 39030), (930, 33826), (1209, 26020), (1301, 24180), (1612, 19515), (1860, 16913), (2015, 15612), (2418, 13010), (2602, 12090), (3903, 8060), (4030, 7806), (4836, 6505), (5204, 6045)]