30853340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1699

約数の個数: 72

約数和(自身を含む): 79385040

約数和(自身を除く): 48531700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1657, 1862, 2660, 3314, 3724, 4655, 6628, 8285, 9310, 11599, 16570, 18620, 23198, 31483, 33140, 46396, 57995, 62966, 81193, 115990, 125932, 157415, 162386, 220381, 231980, 314830, 324772, 405965, 440762, 629660, 811930, 881524, 1101905, 1542667, 1623860, 2203810, 3085334, 4407620, 6170668, 7713335, 15426670, 30853340]

約数ペア:

[(1, 30853340), (2, 15426670), (4, 7713335), (5, 6170668), (7, 4407620), (10, 3085334), (14, 2203810), (19, 1623860), (20, 1542667), (28, 1101905), (35, 881524), (38, 811930), (49, 629660), (70, 440762), (76, 405965), (95, 324772), (98, 314830), (133, 231980), (140, 220381), (190, 162386), (196, 157415), (245, 125932), (266, 115990), (380, 81193), (490, 62966), (532, 57995), (665, 46396), (931, 33140), (980, 31483), (1330, 23198), (1657, 18620), (1862, 16570), (2660, 11599), (3314, 9310), (3724, 8285), (4655, 6628)]