213397740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2311}}^1$

素因数の和:2354

約数の個数: 144

約数和(自身を含む): 706917120

約数和(自身を除く): 493519380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 810, 855, 972, 1026, 1140, 1215, 1539, 1620, 1710, 2052, 2311, 2430, 2565, 3078, 3420, 4617, 4622, 4860, 5130, 6156, 6933, 7695, 9234, 9244, 10260, 11555, 13866, 15390, 18468, 20799, 23085, 23110, 27732, 30780, 34665, 41598, 43909, 46170, 46220, 62397, 69330, 83196, 87818, 92340, 103995, 124794, 131727, 138660, 175636, 187191, 207990, 219545, 249588, 263454, 311985, 374382, 395181, 415980, 439090, 526908, 561573, 623970, 658635, 748764, 790362, 878180, 935955, 1123146, 1185543, 1247940, 1317270, 1580724, 1871910, 1975905, 2246292, 2371086, 2634540, 2807865, 3556629, 3743820, 3951810, 4742172, 5615730, 5927715, 7113258, 7903620, 10669887, 11231460, 11855430, 14226516, 17783145, 21339774, 23710860, 35566290, 42679548, 53349435, 71132580, 106698870, 213397740]

約数ペア:

[(1, 213397740), (2, 106698870), (3, 71132580), (4, 53349435), (5, 42679548), (6, 35566290), (9, 23710860), (10, 21339774), (12, 17783145), (15, 14226516), (18, 11855430), (19, 11231460), (20, 10669887), (27, 7903620), (30, 7113258), (36, 5927715), (38, 5615730), (45, 4742172), (54, 3951810), (57, 3743820), (60, 3556629), (76, 2807865), (81, 2634540), (90, 2371086), (95, 2246292), (108, 1975905), (114, 1871910), (135, 1580724), (162, 1317270), (171, 1247940), (180, 1185543), (190, 1123146), (228, 935955), (243, 878180), (270, 790362), (285, 748764), (324, 658635), (342, 623970), (380, 561573), (405, 526908), (486, 439090), (513, 415980), (540, 395181), (570, 374382), (684, 311985), (810, 263454), (855, 249588), (972, 219545), (1026, 207990), (1140, 187191), (1215, 175636), (1539, 138660), (1620, 131727), (1710, 124794), (2052, 103995), (2311, 92340), (2430, 87818), (2565, 83196), (3078, 69330), (3420, 62397), (4617, 46220), (4622, 46170), (4860, 43909), (5130, 41598), (6156, 34665), (6933, 30780), (7695, 27732), (9234, 23110), (9244, 23085), (10260, 20799), (11555, 18468), (13866, 15390)]