201215740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 505957536

約数和(自身を除く): 304741796

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 67, 68, 73, 85, 110, 121, 134, 146, 170, 187, 220, 242, 268, 292, 335, 340, 365, 374, 484, 605, 670, 730, 737, 748, 803, 935, 1139, 1210, 1241, 1340, 1460, 1474, 1606, 1870, 2057, 2278, 2420, 2482, 2948, 3212, 3685, 3740, 4015, 4114, 4556, 4891, 4964, 5695, 6205, 7370, 8030, 8107, 8228, 8833, 9782, 10285, 11390, 12410, 12529, 13651, 14740, 16060, 16214, 17666, 19564, 20570, 22780, 24455, 24820, 25058, 27302, 32428, 35332, 40535, 41140, 44165, 48910, 50116, 53801, 54604, 62645, 68255, 81070, 83147, 88330, 97820, 107602, 125290, 136510, 137819, 150161, 162140, 166294, 176660, 215204, 250580, 269005, 273020, 275638, 300322, 332588, 415735, 538010, 551276, 591811, 600644, 689095, 750805, 831470, 914617, 1076020, 1183622, 1378190, 1501610, 1662940, 1829234, 2367244, 2756380, 2959055, 3003220, 3658468, 4573085, 5918110, 9146170, 10060787, 11836220, 18292340, 20121574, 40243148, 50303935, 100607870, 201215740]

約数ペア:

[(1, 201215740), (2, 100607870), (4, 50303935), (5, 40243148), (10, 20121574), (11, 18292340), (17, 11836220), (20, 10060787), (22, 9146170), (34, 5918110), (44, 4573085), (55, 3658468), (67, 3003220), (68, 2959055), (73, 2756380), (85, 2367244), (110, 1829234), (121, 1662940), (134, 1501610), (146, 1378190), (170, 1183622), (187, 1076020), (220, 914617), (242, 831470), (268, 750805), (292, 689095), (335, 600644), (340, 591811), (365, 551276), (374, 538010), (484, 415735), (605, 332588), (670, 300322), (730, 275638), (737, 273020), (748, 269005), (803, 250580), (935, 215204), (1139, 176660), (1210, 166294), (1241, 162140), (1340, 150161), (1460, 137819), (1474, 136510), (1606, 125290), (1870, 107602), (2057, 97820), (2278, 88330), (2420, 83147), (2482, 81070), (2948, 68255), (3212, 62645), (3685, 54604), (3740, 53801), (4015, 50116), (4114, 48910), (4556, 44165), (4891, 41140), (4964, 40535), (5695, 35332), (6205, 32428), (7370, 27302), (8030, 25058), (8107, 24820), (8228, 24455), (8833, 22780), (9782, 20570), (10285, 19564), (11390, 17666), (12410, 16214), (12529, 16060), (13651, 14740)]