133131440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:311

約数の個数: 120

約数和(自身を含む): 344464560

約数和(自身を除く): 211333120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 169, 172, 208, 215, 229, 260, 338, 344, 430, 458, 520, 559, 676, 688, 845, 860, 916, 1040, 1118, 1145, 1352, 1690, 1720, 1832, 2236, 2290, 2704, 2795, 2977, 3380, 3440, 3664, 4472, 4580, 5590, 5954, 6760, 7267, 8944, 9160, 9847, 11180, 11908, 13520, 14534, 14885, 18320, 19694, 22360, 23816, 29068, 29770, 36335, 38701, 39388, 44720, 47632, 49235, 58136, 59540, 72670, 77402, 78776, 98470, 116272, 119080, 128011, 145340, 154804, 157552, 193505, 196940, 238160, 256022, 290680, 309608, 387010, 393880, 512044, 581360, 619216, 640055, 774020, 787760, 1024088, 1280110, 1548040, 1664143, 2048176, 2560220, 3096080, 3328286, 5120440, 6656572, 8320715, 10240880, 13313144, 16641430, 26626288, 33282860, 66565720, 133131440]

約数ペア:

[(1, 133131440), (2, 66565720), (4, 33282860), (5, 26626288), (8, 16641430), (10, 13313144), (13, 10240880), (16, 8320715), (20, 6656572), (26, 5120440), (40, 3328286), (43, 3096080), (52, 2560220), (65, 2048176), (80, 1664143), (86, 1548040), (104, 1280110), (130, 1024088), (169, 787760), (172, 774020), (208, 640055), (215, 619216), (229, 581360), (260, 512044), (338, 393880), (344, 387010), (430, 309608), (458, 290680), (520, 256022), (559, 238160), (676, 196940), (688, 193505), (845, 157552), (860, 154804), (916, 145340), (1040, 128011), (1118, 119080), (1145, 116272), (1352, 98470), (1690, 78776), (1720, 77402), (1832, 72670), (2236, 59540), (2290, 58136), (2704, 49235), (2795, 47632), (2977, 44720), (3380, 39388), (3440, 38701), (3664, 36335), (4472, 29770), (4580, 29068), (5590, 23816), (5954, 22360), (6760, 19694), (7267, 18320), (8944, 14885), (9160, 14534), (9847, 13520), (11180, 11908)]