499939020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6961}}^1$

素因数の和:7005

約数の個数: 192

約数和(自身を含む): 1871385600

約数和(自身を除く): 1371446580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3420, 3591, 3780, 3990, 4788, 5130, 5985, 6961, 7182, 7980, 10260, 11970, 13922, 14364, 17955, 20883, 23940, 27844, 34805, 35910, 41766, 48727, 62649, 69610, 71820, 83532, 97454, 104415, 125298, 132259, 139220, 146181, 187947, 194908, 208830, 243635, 250596, 264518, 292362, 313245, 375894, 396777, 417660, 438543, 487270, 529036, 584724, 626490, 661295, 730905, 751788, 793554, 877086, 925813, 939735, 974540, 1190331, 1252980, 1315629, 1322590, 1461810, 1587108, 1754172, 1851626, 1879470, 1983885, 2192715, 2380662, 2631258, 2645180, 2777439, 2923620, 3570993, 3703252, 3758940, 3967770, 4385430, 4629065, 4761324, 5262516, 5554878, 5951655, 6578145, 7141986, 7935540, 8332317, 8770860, 9258130, 11109756, 11903310, 13156290, 13887195, 14283972, 16664634, 17854965, 18516260, 23806620, 24996951, 26312580, 27774390, 33329268, 35709930, 41661585, 49993902, 55548780, 71419860, 83323170, 99987804, 124984755, 166646340, 249969510, 499939020]

約数ペア:

[(1, 499939020), (2, 249969510), (3, 166646340), (4, 124984755), (5, 99987804), (6, 83323170), (7, 71419860), (9, 55548780), (10, 49993902), (12, 41661585), (14, 35709930), (15, 33329268), (18, 27774390), (19, 26312580), (20, 24996951), (21, 23806620), (27, 18516260), (28, 17854965), (30, 16664634), (35, 14283972), (36, 13887195), (38, 13156290), (42, 11903310), (45, 11109756), (54, 9258130), (57, 8770860), (60, 8332317), (63, 7935540), (70, 7141986), (76, 6578145), (84, 5951655), (90, 5554878), (95, 5262516), (105, 4761324), (108, 4629065), (114, 4385430), (126, 3967770), (133, 3758940), (135, 3703252), (140, 3570993), (171, 2923620), (180, 2777439), (189, 2645180), (190, 2631258), (210, 2380662), (228, 2192715), (252, 1983885), (266, 1879470), (270, 1851626), (285, 1754172), (315, 1587108), (342, 1461810), (378, 1322590), (380, 1315629), (399, 1252980), (420, 1190331), (513, 974540), (532, 939735), (540, 925813), (570, 877086), (630, 793554), (665, 751788), (684, 730905), (756, 661295), (798, 626490), (855, 584724), (945, 529036), (1026, 487270), (1140, 438543), (1197, 417660), (1260, 396777), (1330, 375894), (1596, 313245), (1710, 292362), (1890, 264518), (1995, 250596), (2052, 243635), (2394, 208830), (2565, 194908), (2660, 187947), (3420, 146181), (3591, 139220), (3780, 132259), (3990, 125298), (4788, 104415), (5130, 97454), (5985, 83532), (6961, 71820), (7182, 69610), (7980, 62649), (10260, 48727), (11970, 41766), (13922, 35910), (14364, 34805), (17955, 27844), (20883, 23940)]