218373540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4297}}^1$

素因数の和:4338

約数の個数: 144

約数和(自身を含む): 768276096

約数和(自身を除く): 549902556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 847, 924, 1155, 1210, 1452, 1540, 1694, 1815, 2310, 2420, 2541, 3388, 3630, 4235, 4297, 4620, 5082, 7260, 8470, 8594, 10164, 12705, 12891, 16940, 17188, 21485, 25410, 25782, 30079, 42970, 47267, 50820, 51564, 60158, 64455, 85940, 90237, 94534, 120316, 128910, 141801, 150395, 180474, 189068, 236335, 257820, 283602, 300790, 330869, 360948, 451185, 472670, 519937, 567204, 601580, 661738, 709005, 902370, 945340, 992607, 1039874, 1323476, 1418010, 1559811, 1654345, 1804740, 1985214, 2079748, 2599685, 2836020, 3119622, 3308690, 3639559, 3970428, 4963035, 5199370, 6239244, 6617380, 7279118, 7799055, 9926070, 10398740, 10918677, 14558236, 15598110, 18197795, 19852140, 21837354, 31196220, 36395590, 43674708, 54593385, 72791180, 109186770, 218373540]

約数ペア:

[(1, 218373540), (2, 109186770), (3, 72791180), (4, 54593385), (5, 43674708), (6, 36395590), (7, 31196220), (10, 21837354), (11, 19852140), (12, 18197795), (14, 15598110), (15, 14558236), (20, 10918677), (21, 10398740), (22, 9926070), (28, 7799055), (30, 7279118), (33, 6617380), (35, 6239244), (42, 5199370), (44, 4963035), (55, 3970428), (60, 3639559), (66, 3308690), (70, 3119622), (77, 2836020), (84, 2599685), (105, 2079748), (110, 1985214), (121, 1804740), (132, 1654345), (140, 1559811), (154, 1418010), (165, 1323476), (210, 1039874), (220, 992607), (231, 945340), (242, 902370), (308, 709005), (330, 661738), (363, 601580), (385, 567204), (420, 519937), (462, 472670), (484, 451185), (605, 360948), (660, 330869), (726, 300790), (770, 283602), (847, 257820), (924, 236335), (1155, 189068), (1210, 180474), (1452, 150395), (1540, 141801), (1694, 128910), (1815, 120316), (2310, 94534), (2420, 90237), (2541, 85940), (3388, 64455), (3630, 60158), (4235, 51564), (4297, 50820), (4620, 47267), (5082, 42970), (7260, 30079), (8470, 25782), (8594, 25410), (10164, 21485), (12705, 17188), (12891, 16940)]