206420130

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{733}}^1$

素因数の和:905

約数の個数: 128

約数和(自身を含む): 634176000

約数和(自身を除く): 427755870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 149, 189, 210, 270, 298, 315, 378, 447, 630, 733, 745, 894, 945, 1043, 1341, 1466, 1490, 1890, 2086, 2199, 2235, 2682, 3129, 3665, 4023, 4398, 4470, 5131, 5215, 6258, 6597, 6705, 7330, 8046, 9387, 10262, 10430, 10995, 13194, 13410, 15393, 15645, 18774, 19791, 20115, 21990, 25655, 28161, 30786, 31290, 32985, 39582, 40230, 46179, 46935, 51310, 56322, 65970, 76965, 92358, 93870, 98955, 109217, 138537, 140805, 153930, 197910, 218434, 230895, 277074, 281610, 327651, 461790, 546085, 655302, 692685, 764519, 982953, 1092170, 1385370, 1529038, 1638255, 1965906, 2293557, 2948859, 3276510, 3822595, 4587114, 4914765, 5897718, 6880671, 7645190, 9829530, 11467785, 13761342, 14744295, 20642013, 22935570, 29488590, 34403355, 41284026, 68806710, 103210065, 206420130]

約数ペア:

[(1, 206420130), (2, 103210065), (3, 68806710), (5, 41284026), (6, 34403355), (7, 29488590), (9, 22935570), (10, 20642013), (14, 14744295), (15, 13761342), (18, 11467785), (21, 9829530), (27, 7645190), (30, 6880671), (35, 5897718), (42, 4914765), (45, 4587114), (54, 3822595), (63, 3276510), (70, 2948859), (90, 2293557), (105, 1965906), (126, 1638255), (135, 1529038), (149, 1385370), (189, 1092170), (210, 982953), (270, 764519), (298, 692685), (315, 655302), (378, 546085), (447, 461790), (630, 327651), (733, 281610), (745, 277074), (894, 230895), (945, 218434), (1043, 197910), (1341, 153930), (1466, 140805), (1490, 138537), (1890, 109217), (2086, 98955), (2199, 93870), (2235, 92358), (2682, 76965), (3129, 65970), (3665, 56322), (4023, 51310), (4398, 46935), (4470, 46179), (5131, 40230), (5215, 39582), (6258, 32985), (6597, 31290), (6705, 30786), (7330, 28161), (8046, 25655), (9387, 21990), (10262, 20115), (10430, 19791), (10995, 18774), (13194, 15645), (13410, 15393)]