248121510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{90887}}^1$

素因数の和:90917

約数の個数: 64

約数和(自身を含む): 732920832

約数和(自身を除く): 484799322

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 90887, 181774, 272661, 454435, 545322, 636209, 908870, 1181531, 1272418, 1363305, 1908627, 2363062, 2726610, 3181045, 3544593, 3817254, 5907655, 6362090, 7089186, 8270717, 9543135, 11815310, 16541434, 17722965, 19086270, 24812151, 35445930, 41353585, 49624302, 82707170, 124060755, 248121510]

約数ペア:

[(1, 248121510), (2, 124060755), (3, 82707170), (5, 49624302), (6, 41353585), (7, 35445930), (10, 24812151), (13, 19086270), (14, 17722965), (15, 16541434), (21, 11815310), (26, 9543135), (30, 8270717), (35, 7089186), (39, 6362090), (42, 5907655), (65, 3817254), (70, 3544593), (78, 3181045), (91, 2726610), (105, 2363062), (130, 1908627), (182, 1363305), (195, 1272418), (210, 1181531), (273, 908870), (390, 636209), (455, 545322), (546, 454435), (910, 272661), (1365, 181774), (2730, 90887)]