222684540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{21961}}^1$

素因数の和:21999

約数の個数: 72

約数和(自身を含む): 675199728

約数和(自身を除く): 452515188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 21961, 43922, 65883, 87844, 109805, 131766, 219610, 263532, 285493, 329415, 439220, 570986, 658830, 856479, 1141972, 1317660, 1427465, 1712958, 2854930, 3425916, 3711409, 4282395, 5709860, 7422818, 8564790, 11134227, 14845636, 17129580, 18557045, 22268454, 37114090, 44536908, 55671135, 74228180, 111342270, 222684540]

約数ペア:

[(1, 222684540), (2, 111342270), (3, 74228180), (4, 55671135), (5, 44536908), (6, 37114090), (10, 22268454), (12, 18557045), (13, 17129580), (15, 14845636), (20, 11134227), (26, 8564790), (30, 7422818), (39, 5709860), (52, 4282395), (60, 3711409), (65, 3425916), (78, 2854930), (130, 1712958), (156, 1427465), (169, 1317660), (195, 1141972), (260, 856479), (338, 658830), (390, 570986), (507, 439220), (676, 329415), (780, 285493), (845, 263532), (1014, 219610), (1690, 131766), (2028, 109805), (2535, 87844), (3380, 65883), (5070, 43922), (10140, 21961)]