129427620

素因数分解:

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

素因数の和:383

約数の個数: 192

約数和(自身を含む): 446208000

約数和(自身を除く): 316780380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 331, 343, 380, 399, 420, 490, 532, 570, 588, 662, 665, 686, 735, 798, 931, 980, 993, 1029, 1140, 1324, 1330, 1372, 1470, 1596, 1655, 1715, 1862, 1986, 1995, 2058, 2317, 2660, 2793, 2940, 3310, 3430, 3724, 3972, 3990, 4116, 4634, 4655, 4965, 5145, 5586, 6289, 6517, 6620, 6860, 6951, 7980, 9268, 9310, 9930, 10290, 11172, 11585, 12578, 13034, 13902, 13965, 16219, 18620, 18867, 19551, 19860, 20580, 23170, 25156, 26068, 27804, 27930, 31445, 32438, 32585, 34755, 37734, 39102, 44023, 46340, 48657, 55860, 62890, 64876, 65170, 69510, 75468, 78204, 81095, 88046, 94335, 97314, 97755, 113533, 125780, 130340, 132069, 139020, 162190, 176092, 188670, 194628, 195510, 220115, 227066, 243285, 264138, 308161, 324380, 340599, 377340, 391020, 440230, 454132, 486570, 528276, 567665, 616322, 660345, 681198, 880460, 924483, 973140, 1135330, 1232644, 1320690, 1362396, 1540805, 1702995, 1848966, 2157127, 2270660, 2641380, 3081610, 3405990, 3697932, 4314254, 4622415, 6163220, 6471381, 6811980, 8628508, 9244830, 10785635, 12942762, 18489660, 21571270, 25885524, 32356905, 43142540, 64713810, 129427620]

約数ペア:

[(1, 129427620), (2, 64713810), (3, 43142540), (4, 32356905), (5, 25885524), (6, 21571270), (7, 18489660), (10, 12942762), (12, 10785635), (14, 9244830), (15, 8628508), (19, 6811980), (20, 6471381), (21, 6163220), (28, 4622415), (30, 4314254), (35, 3697932), (38, 3405990), (42, 3081610), (49, 2641380), (57, 2270660), (60, 2157127), (70, 1848966), (76, 1702995), (84, 1540805), (95, 1362396), (98, 1320690), (105, 1232644), (114, 1135330), (133, 973140), (140, 924483), (147, 880460), (190, 681198), (196, 660345), (210, 616322), (228, 567665), (245, 528276), (266, 486570), (285, 454132), (294, 440230), (331, 391020), (343, 377340), (380, 340599), (399, 324380), (420, 308161), (490, 264138), (532, 243285), (570, 227066), (588, 220115), (662, 195510), (665, 194628), (686, 188670), (735, 176092), (798, 162190), (931, 139020), (980, 132069), (993, 130340), (1029, 125780), (1140, 113533), (1324, 97755), (1330, 97314), (1372, 94335), (1470, 88046), (1596, 81095), (1655, 78204), (1715, 75468), (1862, 69510), (1986, 65170), (1995, 64876), (2058, 62890), (2317, 55860), (2660, 48657), (2793, 46340), (2940, 44023), (3310, 39102), (3430, 37734), (3724, 34755), (3972, 32585), (3990, 32438), (4116, 31445), (4634, 27930), (4655, 27804), (4965, 26068), (5145, 25156), (5586, 23170), (6289, 20580), (6517, 19860), (6620, 19551), (6860, 18867), (6951, 18620), (7980, 16219), (9268, 13965), (9310, 13902), (9930, 13034), (10290, 12578), (11172, 11585)]