178968270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:298

約数の個数: 128

約数和(自身を含む): 485388288

約数和(自身を除く): 306420018

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 113, 130, 131, 155, 186, 195, 226, 262, 310, 339, 390, 393, 403, 465, 565, 655, 678, 786, 806, 930, 1130, 1209, 1310, 1469, 1695, 1703, 1965, 2015, 2418, 2938, 3390, 3406, 3503, 3930, 4030, 4061, 4407, 5109, 6045, 7006, 7345, 8122, 8515, 8814, 10218, 10509, 12090, 12183, 14690, 14803, 17030, 17515, 20305, 21018, 22035, 24366, 25545, 29606, 35030, 40610, 44070, 44409, 45539, 51090, 52545, 52793, 60915, 74015, 88818, 91078, 105090, 105586, 121830, 136617, 148030, 158379, 192439, 222045, 227695, 263965, 273234, 316758, 384878, 444090, 455390, 458893, 527930, 577317, 683085, 791895, 917786, 962195, 1154634, 1366170, 1376679, 1583790, 1924390, 2294465, 2753358, 2886585, 4588930, 5773170, 5965609, 6883395, 11931218, 13766790, 17896827, 29828045, 35793654, 59656090, 89484135, 178968270]

約数ペア:

[(1, 178968270), (2, 89484135), (3, 59656090), (5, 35793654), (6, 29828045), (10, 17896827), (13, 13766790), (15, 11931218), (26, 6883395), (30, 5965609), (31, 5773170), (39, 4588930), (62, 2886585), (65, 2753358), (78, 2294465), (93, 1924390), (113, 1583790), (130, 1376679), (131, 1366170), (155, 1154634), (186, 962195), (195, 917786), (226, 791895), (262, 683085), (310, 577317), (339, 527930), (390, 458893), (393, 455390), (403, 444090), (465, 384878), (565, 316758), (655, 273234), (678, 263965), (786, 227695), (806, 222045), (930, 192439), (1130, 158379), (1209, 148030), (1310, 136617), (1469, 121830), (1695, 105586), (1703, 105090), (1965, 91078), (2015, 88818), (2418, 74015), (2938, 60915), (3390, 52793), (3406, 52545), (3503, 51090), (3930, 45539), (4030, 44409), (4061, 44070), (4407, 40610), (5109, 35030), (6045, 29606), (7006, 25545), (7345, 24366), (8122, 22035), (8515, 21018), (8814, 20305), (10218, 17515), (10509, 17030), (12090, 14803), (12183, 14690)]