155519988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 405390720

約数和(自身を除く): 249870732

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 59, 61, 78, 118, 122, 156, 177, 183, 236, 244, 277, 354, 366, 554, 708, 732, 767, 793, 831, 1108, 1534, 1586, 1662, 2301, 2379, 3068, 3172, 3324, 3599, 3601, 4602, 4758, 7198, 7202, 9204, 9516, 10797, 10803, 14396, 14404, 16343, 16897, 21594, 21606, 32686, 33794, 43188, 43212, 46787, 49029, 50691, 65372, 67588, 93574, 98058, 101382, 140361, 187148, 196116, 202764, 212459, 219661, 280722, 424918, 439322, 561444, 637377, 658983, 849836, 878644, 996923, 1274754, 1317966, 1993846, 2549508, 2635932, 2990769, 3987692, 5981538, 11963076, 12959999, 25919998, 38879997, 51839996, 77759994, 155519988]

約数ペア:

[(1, 155519988), (2, 77759994), (3, 51839996), (4, 38879997), (6, 25919998), (12, 12959999), (13, 11963076), (26, 5981538), (39, 3987692), (52, 2990769), (59, 2635932), (61, 2549508), (78, 1993846), (118, 1317966), (122, 1274754), (156, 996923), (177, 878644), (183, 849836), (236, 658983), (244, 637377), (277, 561444), (354, 439322), (366, 424918), (554, 280722), (708, 219661), (732, 212459), (767, 202764), (793, 196116), (831, 187148), (1108, 140361), (1534, 101382), (1586, 98058), (1662, 93574), (2301, 67588), (2379, 65372), (3068, 50691), (3172, 49029), (3324, 46787), (3599, 43212), (3601, 43188), (4602, 33794), (4758, 32686), (7198, 21606), (7202, 21594), (9204, 16897), (9516, 16343), (10797, 14404), (10803, 14396)]