208021530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{73}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 529113024

約数和(自身を除く): 321091494

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 47, 73, 86, 94, 129, 141, 146, 215, 219, 235, 258, 282, 365, 430, 438, 470, 645, 705, 730, 1095, 1290, 1410, 2021, 2190, 2209, 3139, 3431, 4042, 4418, 6063, 6278, 6627, 6862, 9417, 10105, 10293, 11045, 12126, 13254, 15695, 17155, 18834, 20210, 20586, 22090, 30315, 31390, 33135, 34310, 47085, 51465, 60630, 66270, 94170, 94987, 102930, 147533, 161257, 189974, 284961, 295066, 322514, 442599, 474935, 483771, 569922, 737665, 806285, 885198, 949870, 967542, 1424805, 1475330, 1612570, 2212995, 2418855, 2849610, 4425990, 4837710, 6934051, 13868102, 20802153, 34670255, 41604306, 69340510, 104010765, 208021530]

約数ペア:

[(1, 208021530), (2, 104010765), (3, 69340510), (5, 41604306), (6, 34670255), (10, 20802153), (15, 13868102), (30, 6934051), (43, 4837710), (47, 4425990), (73, 2849610), (86, 2418855), (94, 2212995), (129, 1612570), (141, 1475330), (146, 1424805), (215, 967542), (219, 949870), (235, 885198), (258, 806285), (282, 737665), (365, 569922), (430, 483771), (438, 474935), (470, 442599), (645, 322514), (705, 295066), (730, 284961), (1095, 189974), (1290, 161257), (1410, 147533), (2021, 102930), (2190, 94987), (2209, 94170), (3139, 66270), (3431, 60630), (4042, 51465), (4418, 47085), (6063, 34310), (6278, 33135), (6627, 31390), (6862, 30315), (9417, 22090), (10105, 20586), (10293, 20210), (11045, 18834), (12126, 17155), (13254, 15695)]