155575420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:468

約数の個数: 192

約数和(自身を含む): 462873600

約数和(自身を除く): 307298180

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 19, 20, 22, 26, 28, 35, 38, 44, 52, 55, 65, 70, 76, 77, 91, 95, 110, 130, 133, 140, 143, 154, 182, 190, 209, 220, 247, 260, 266, 286, 308, 364, 380, 385, 409, 418, 455, 494, 532, 572, 665, 715, 770, 818, 836, 910, 988, 1001, 1045, 1235, 1330, 1430, 1463, 1540, 1636, 1729, 1820, 2002, 2045, 2090, 2470, 2660, 2717, 2860, 2863, 2926, 3458, 4004, 4090, 4180, 4499, 4940, 5005, 5317, 5434, 5726, 5852, 6916, 7315, 7771, 8180, 8645, 8998, 10010, 10634, 10868, 11452, 13585, 14315, 14630, 15542, 17290, 17996, 19019, 20020, 21268, 22495, 26585, 27170, 28630, 29260, 31084, 31493, 34580, 37219, 38038, 38855, 44990, 53170, 54340, 54397, 57260, 58487, 62986, 74438, 76076, 77710, 85481, 89980, 95095, 101023, 106340, 108794, 116974, 125972, 148876, 155420, 157465, 170962, 186095, 190190, 202046, 217588, 233948, 271985, 292435, 314930, 341924, 372190, 380380, 404092, 409409, 427405, 505115, 543970, 584870, 598367, 629860, 707161, 744380, 818818, 854810, 1010230, 1087940, 1111253, 1169740, 1196734, 1414322, 1637636, 1709620, 2020460, 2047045, 2222506, 2393468, 2828644, 2991835, 3535805, 4094090, 4445012, 5556265, 5983670, 7071610, 7778771, 8188180, 11112530, 11967340, 14143220, 15557542, 22225060, 31115084, 38893855, 77787710, 155575420]

約数ペア:

[(1, 155575420), (2, 77787710), (4, 38893855), (5, 31115084), (7, 22225060), (10, 15557542), (11, 14143220), (13, 11967340), (14, 11112530), (19, 8188180), (20, 7778771), (22, 7071610), (26, 5983670), (28, 5556265), (35, 4445012), (38, 4094090), (44, 3535805), (52, 2991835), (55, 2828644), (65, 2393468), (70, 2222506), (76, 2047045), (77, 2020460), (91, 1709620), (95, 1637636), (110, 1414322), (130, 1196734), (133, 1169740), (140, 1111253), (143, 1087940), (154, 1010230), (182, 854810), (190, 818818), (209, 744380), (220, 707161), (247, 629860), (260, 598367), (266, 584870), (286, 543970), (308, 505115), (364, 427405), (380, 409409), (385, 404092), (409, 380380), (418, 372190), (455, 341924), (494, 314930), (532, 292435), (572, 271985), (665, 233948), (715, 217588), (770, 202046), (818, 190190), (836, 186095), (910, 170962), (988, 157465), (1001, 155420), (1045, 148876), (1235, 125972), (1330, 116974), (1430, 108794), (1463, 106340), (1540, 101023), (1636, 95095), (1729, 89980), (1820, 85481), (2002, 77710), (2045, 76076), (2090, 74438), (2470, 62986), (2660, 58487), (2717, 57260), (2860, 54397), (2863, 54340), (2926, 53170), (3458, 44990), (4004, 38855), (4090, 38038), (4180, 37219), (4499, 34580), (4940, 31493), (5005, 31084), (5317, 29260), (5434, 28630), (5726, 27170), (5852, 26585), (6916, 22495), (7315, 21268), (7771, 20020), (8180, 19019), (8645, 17996), (8998, 17290), (10010, 15542), (10634, 14630), (10868, 14315), (11452, 13585)]