138375240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2339}}^1$

素因数の和:2399

約数の個数: 128

約数和(自身を含む): 454896000

約数和(自身を除く): 316520760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 29, 30, 34, 40, 51, 58, 60, 68, 85, 87, 102, 116, 120, 136, 145, 170, 174, 204, 232, 255, 290, 340, 348, 408, 435, 493, 510, 580, 680, 696, 870, 986, 1020, 1160, 1479, 1740, 1972, 2040, 2339, 2465, 2958, 3480, 3944, 4678, 4930, 5916, 7017, 7395, 9356, 9860, 11695, 11832, 14034, 14790, 18712, 19720, 23390, 28068, 29580, 35085, 39763, 46780, 56136, 59160, 67831, 70170, 79526, 93560, 119289, 135662, 140340, 159052, 198815, 203493, 238578, 271324, 280680, 318104, 339155, 397630, 406986, 477156, 542648, 596445, 678310, 795260, 813972, 954312, 1017465, 1153127, 1192890, 1356620, 1590520, 1627944, 2034930, 2306254, 2385780, 2713240, 3459381, 4069860, 4612508, 4771560, 5765635, 6918762, 8139720, 9225016, 11531270, 13837524, 17296905, 23062540, 27675048, 34593810, 46125080, 69187620, 138375240]

約数ペア:

[(1, 138375240), (2, 69187620), (3, 46125080), (4, 34593810), (5, 27675048), (6, 23062540), (8, 17296905), (10, 13837524), (12, 11531270), (15, 9225016), (17, 8139720), (20, 6918762), (24, 5765635), (29, 4771560), (30, 4612508), (34, 4069860), (40, 3459381), (51, 2713240), (58, 2385780), (60, 2306254), (68, 2034930), (85, 1627944), (87, 1590520), (102, 1356620), (116, 1192890), (120, 1153127), (136, 1017465), (145, 954312), (170, 813972), (174, 795260), (204, 678310), (232, 596445), (255, 542648), (290, 477156), (340, 406986), (348, 397630), (408, 339155), (435, 318104), (493, 280680), (510, 271324), (580, 238578), (680, 203493), (696, 198815), (870, 159052), (986, 140340), (1020, 135662), (1160, 119289), (1479, 93560), (1740, 79526), (1972, 70170), (2040, 67831), (2339, 59160), (2465, 56136), (2958, 46780), (3480, 39763), (3944, 35085), (4678, 29580), (4930, 28068), (5916, 23390), (7017, 19720), (7395, 18712), (9356, 14790), (9860, 14034), (11695, 11832)]