388282860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:386

約数の個数: 288

約数和(自身を含む): 1450176000

約数和(自身を除く): 1061893140

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, 331, 342, 343, 380, 399, 420, 441, 490, 532, 570, 588, 630, 662, 665, 684, 686, 735, 798, 855, 882, 931, 980, 993, 1029, 1140, 1197, 1260, 1324, 1330, 1372, 1470, 1596, 1655, 1710, 1715, 1764, 1862, 1986, 1995, 2058, 2205, 2317, 2394, 2660, 2793, 2940, 2979, 3087, 3310, 3420, 3430, 3724, 3972, 3990, 4116, 4410, 4634, 4655, 4788, 4965, 5145, 5586, 5958, 5985, 6174, 6289, 6517, 6620, 6860, 6951, 7980, 8379, 8820, 9268, 9310, 9930, 10290, 11172, 11585, 11916, 11970, 12348, 12578, 13034, 13902, 13965, 14895, 15435, 16219, 16758, 18620, 18867, 19551, 19860, 20580, 20853, 23170, 23940, 25156, 26068, 27804, 27930, 29790, 30870, 31445, 32438, 32585, 33516, 34755, 37734, 39102, 41706, 41895, 44023, 46340, 48657, 55860, 56601, 58653, 59580, 61740, 62890, 64876, 65170, 69510, 75468, 78204, 81095, 83412, 83790, 88046, 94335, 97314, 97755, 104265, 113202, 113533, 117306, 125780, 130340, 132069, 139020, 145971, 162190, 167580, 176092, 188670, 194628, 195510, 208530, 220115, 226404, 227066, 234612, 243285, 264138, 283005, 291942, 293265, 308161, 324380, 340599, 377340, 391020, 396207, 417060, 440230, 454132, 486570, 528276, 566010, 567665, 583884, 586530, 616322, 660345, 681198, 729855, 792414, 880460, 924483, 973140, 1021797, 1132020, 1135330, 1173060, 1232644, 1320690, 1362396, 1459710, 1540805, 1584828, 1702995, 1848966, 1981035, 2043594, 2157127, 2270660, 2641380, 2773449, 2919420, 3081610, 3405990, 3697932, 3962070, 4087188, 4314254, 4622415, 5108985, 5546898, 6163220, 6471381, 6811980, 7924140, 8628508, 9244830, 10217970, 10785635, 11093796, 12942762, 13867245, 18489660, 19414143, 20435940, 21571270, 25885524, 27734490, 32356905, 38828286, 43142540, 55468980, 64713810, 77656572, 97070715, 129427620, 194141430, 388282860]

約数ペア:

[(1, 388282860), (2, 194141430), (3, 129427620), (4, 97070715), (5, 77656572), (6, 64713810), (7, 55468980), (9, 43142540), (10, 38828286), (12, 32356905), (14, 27734490), (15, 25885524), (18, 21571270), (19, 20435940), (20, 19414143), (21, 18489660), (28, 13867245), (30, 12942762), (35, 11093796), (36, 10785635), (38, 10217970), (42, 9244830), (45, 8628508), (49, 7924140), (57, 6811980), (60, 6471381), (63, 6163220), (70, 5546898), (76, 5108985), (84, 4622415), (90, 4314254), (95, 4087188), (98, 3962070), (105, 3697932), (114, 3405990), (126, 3081610), (133, 2919420), (140, 2773449), (147, 2641380), (171, 2270660), (180, 2157127), (190, 2043594), (196, 1981035), (210, 1848966), (228, 1702995), (245, 1584828), (252, 1540805), (266, 1459710), (285, 1362396), (294, 1320690), (315, 1232644), (331, 1173060), (342, 1135330), (343, 1132020), (380, 1021797), (399, 973140), (420, 924483), (441, 880460), (490, 792414), (532, 729855), (570, 681198), (588, 660345), (630, 616322), (662, 586530), (665, 583884), (684, 567665), (686, 566010), (735, 528276), (798, 486570), (855, 454132), (882, 440230), (931, 417060), (980, 396207), (993, 391020), (1029, 377340), (1140, 340599), (1197, 324380), (1260, 308161), (1324, 293265), (1330, 291942), (1372, 283005), (1470, 264138), (1596, 243285), (1655, 234612), (1710, 227066), (1715, 226404), (1764, 220115), (1862, 208530), (1986, 195510), (1995, 194628), (2058, 188670), (2205, 176092), (2317, 167580), (2394, 162190), (2660, 145971), (2793, 139020), (2940, 132069), (2979, 130340), (3087, 125780), (3310, 117306), (3420, 113533), (3430, 113202), (3724, 104265), (3972, 97755), (3990, 97314), (4116, 94335), (4410, 88046), (4634, 83790), (4655, 83412), (4788, 81095), (4965, 78204), (5145, 75468), (5586, 69510), (5958, 65170), (5985, 64876), (6174, 62890), (6289, 61740), (6517, 59580), (6620, 58653), (6860, 56601), (6951, 55860), (7980, 48657), (8379, 46340), (8820, 44023), (9268, 41895), (9310, 41706), (9930, 39102), (10290, 37734), (11172, 34755), (11585, 33516), (11916, 32585), (11970, 32438), (12348, 31445), (12578, 30870), (13034, 29790), (13902, 27930), (13965, 27804), (14895, 26068), (15435, 25156), (16219, 23940), (16758, 23170), (18620, 20853), (18867, 20580), (19551, 19860)]