208509180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{733}}^1$

素因数の和:1187

約数の個数: 96

約数和(自身を含む): 639249408

約数和(自身を除く): 430740228

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 431, 660, 733, 862, 1293, 1466, 1724, 2155, 2199, 2586, 2932, 3665, 4310, 4398, 4741, 5172, 6465, 7330, 8063, 8620, 8796, 9482, 10995, 12930, 14223, 14660, 16126, 18964, 21990, 23705, 24189, 25860, 28446, 32252, 40315, 43980, 47410, 48378, 56892, 71115, 80630, 94820, 96756, 120945, 142230, 161260, 241890, 284460, 315923, 483780, 631846, 947769, 1263692, 1579615, 1895538, 3159230, 3475153, 3791076, 4738845, 6318460, 6950306, 9477690, 10425459, 13900612, 17375765, 18955380, 20850918, 34751530, 41701836, 52127295, 69503060, 104254590, 208509180]

約数ペア:

[(1, 208509180), (2, 104254590), (3, 69503060), (4, 52127295), (5, 41701836), (6, 34751530), (10, 20850918), (11, 18955380), (12, 17375765), (15, 13900612), (20, 10425459), (22, 9477690), (30, 6950306), (33, 6318460), (44, 4738845), (55, 3791076), (60, 3475153), (66, 3159230), (110, 1895538), (132, 1579615), (165, 1263692), (220, 947769), (330, 631846), (431, 483780), (660, 315923), (733, 284460), (862, 241890), (1293, 161260), (1466, 142230), (1724, 120945), (2155, 96756), (2199, 94820), (2586, 80630), (2932, 71115), (3665, 56892), (4310, 48378), (4398, 47410), (4741, 43980), (5172, 40315), (6465, 32252), (7330, 28446), (8063, 25860), (8620, 24189), (8796, 23705), (9482, 21990), (10995, 18964), (12930, 16126), (14223, 14660)]