72516780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{859}}^1$

素因数の和:948

約数の個数: 144

約数和(自身を含む): 255440640

約数和(自身を除く): 182923860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 67, 70, 84, 90, 105, 126, 134, 140, 180, 201, 210, 252, 268, 315, 335, 402, 420, 469, 603, 630, 670, 804, 859, 938, 1005, 1206, 1260, 1340, 1407, 1718, 1876, 2010, 2345, 2412, 2577, 2814, 3015, 3436, 4020, 4221, 4295, 4690, 5154, 5628, 6013, 6030, 7035, 7731, 8442, 8590, 9380, 10308, 12026, 12060, 12885, 14070, 15462, 16884, 17180, 18039, 21105, 24052, 25770, 28140, 30065, 30924, 36078, 38655, 42210, 51540, 54117, 57553, 60130, 72156, 77310, 84420, 90195, 108234, 115106, 120260, 154620, 172659, 180390, 216468, 230212, 270585, 287765, 345318, 360780, 402871, 517977, 541170, 575530, 690636, 805742, 863295, 1035954, 1082340, 1151060, 1208613, 1611484, 1726590, 2014355, 2071908, 2417226, 2589885, 3453180, 3625839, 4028710, 4834452, 5179770, 6043065, 7251678, 8057420, 10359540, 12086130, 14503356, 18129195, 24172260, 36258390, 72516780]

約数ペア:

[(1, 72516780), (2, 36258390), (3, 24172260), (4, 18129195), (5, 14503356), (6, 12086130), (7, 10359540), (9, 8057420), (10, 7251678), (12, 6043065), (14, 5179770), (15, 4834452), (18, 4028710), (20, 3625839), (21, 3453180), (28, 2589885), (30, 2417226), (35, 2071908), (36, 2014355), (42, 1726590), (45, 1611484), (60, 1208613), (63, 1151060), (67, 1082340), (70, 1035954), (84, 863295), (90, 805742), (105, 690636), (126, 575530), (134, 541170), (140, 517977), (180, 402871), (201, 360780), (210, 345318), (252, 287765), (268, 270585), (315, 230212), (335, 216468), (402, 180390), (420, 172659), (469, 154620), (603, 120260), (630, 115106), (670, 108234), (804, 90195), (859, 84420), (938, 77310), (1005, 72156), (1206, 60130), (1260, 57553), (1340, 54117), (1407, 51540), (1718, 42210), (1876, 38655), (2010, 36078), (2345, 30924), (2412, 30065), (2577, 28140), (2814, 25770), (3015, 24052), (3436, 21105), (4020, 18039), (4221, 17180), (4295, 16884), (4690, 15462), (5154, 14070), (5628, 12885), (6013, 12060), (6030, 12026), (7035, 10308), (7731, 9380), (8442, 8590)]