2001072780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{11941}}^1$

素因数の和:11989

約数の個数: 216

約数和(自身を含む): 7433178480

約数和(自身を除く): 5432105700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 49, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 114, 126, 133, 140, 147, 171, 180, 190, 196, 210, 228, 245, 252, 266, 285, 294, 315, 342, 380, 399, 420, 441, 490, 532, 570, 588, 630, 665, 684, 735, 798, 855, 882, 931, 980, 1140, 1197, 1260, 1330, 1470, 1596, 1710, 1764, 1862, 1995, 2205, 2394, 2660, 2793, 2940, 3420, 3724, 3990, 4410, 4655, 4788, 5586, 5985, 7980, 8379, 8820, 9310, 11172, 11941, 11970, 13965, 16758, 18620, 23882, 23940, 27930, 33516, 35823, 41895, 47764, 55860, 59705, 71646, 83587, 83790, 107469, 119410, 143292, 167174, 167580, 179115, 214938, 226879, 238820, 250761, 334348, 358230, 417935, 429876, 453758, 501522, 537345, 585109, 680637, 716460, 752283, 835870, 907516, 1003044, 1074690, 1134395, 1170218, 1253805, 1361274, 1504566, 1588153, 1671740, 1755327, 2041911, 2149380, 2268790, 2340436, 2507610, 2722548, 2925545, 3009132, 3176306, 3403185, 3510654, 3761415, 4083822, 4537580, 4764459, 5015220, 5265981, 5851090, 6352612, 6806370, 7021308, 7522830, 7940765, 8167644, 8776635, 9528918, 10209555, 10531962, 11117071, 11702180, 13612740, 14293377, 15045660, 15881530, 17553270, 19057836, 20419110, 21063924, 22234142, 23822295, 26329905, 28586754, 31763060, 33351213, 35106540, 40838220, 44468284, 47644590, 52659810, 55585355, 57173508, 66702426, 71466885, 95289180, 100053639, 105319620, 111170710, 133404852, 142933770, 166756065, 200107278, 222341420, 285867540, 333512130, 400214556, 500268195, 667024260, 1000536390, 2001072780]

約数ペア:

[(1, 2001072780), (2, 1000536390), (3, 667024260), (4, 500268195), (5, 400214556), (6, 333512130), (7, 285867540), (9, 222341420), (10, 200107278), (12, 166756065), (14, 142933770), (15, 133404852), (18, 111170710), (19, 105319620), (20, 100053639), (21, 95289180), (28, 71466885), (30, 66702426), (35, 57173508), (36, 55585355), (38, 52659810), (42, 47644590), (45, 44468284), (49, 40838220), (57, 35106540), (60, 33351213), (63, 31763060), (70, 28586754), (76, 26329905), (84, 23822295), (90, 22234142), (95, 21063924), (98, 20419110), (105, 19057836), (114, 17553270), (126, 15881530), (133, 15045660), (140, 14293377), (147, 13612740), (171, 11702180), (180, 11117071), (190, 10531962), (196, 10209555), (210, 9528918), (228, 8776635), (245, 8167644), (252, 7940765), (266, 7522830), (285, 7021308), (294, 6806370), (315, 6352612), (342, 5851090), (380, 5265981), (399, 5015220), (420, 4764459), (441, 4537580), (490, 4083822), (532, 3761415), (570, 3510654), (588, 3403185), (630, 3176306), (665, 3009132), (684, 2925545), (735, 2722548), (798, 2507610), (855, 2340436), (882, 2268790), (931, 2149380), (980, 2041911), (1140, 1755327), (1197, 1671740), (1260, 1588153), (1330, 1504566), (1470, 1361274), (1596, 1253805), (1710, 1170218), (1764, 1134395), (1862, 1074690), (1995, 1003044), (2205, 907516), (2394, 835870), (2660, 752283), (2793, 716460), (2940, 680637), (3420, 585109), (3724, 537345), (3990, 501522), (4410, 453758), (4655, 429876), (4788, 417935), (5586, 358230), (5985, 334348), (7980, 250761), (8379, 238820), (8820, 226879), (9310, 214938), (11172, 179115), (11941, 167580), (11970, 167174), (13965, 143292), (16758, 119410), (18620, 107469), (23882, 83790), (23940, 83587), (27930, 71646), (33516, 59705), (35823, 55860), (41895, 47764)]