208760220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20347}}^1$

素因数の和:20384

約数の個数: 96

約数和(自身を含む): 683692800

約数和(自身を除く): 474932580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 20347, 40694, 61041, 81388, 101735, 122082, 183123, 203470, 244164, 305205, 366246, 386593, 406940, 549369, 610410, 732492, 773186, 915615, 1098738, 1159779, 1220820, 1546372, 1831230, 1932965, 2197476, 2319558, 2746845, 3479337, 3662460, 3865930, 4639116, 5493690, 5798895, 6958674, 7731860, 10438011, 10987380, 11597790, 13917348, 17396685, 20876022, 23195580, 34793370, 41752044, 52190055, 69586740, 104380110, 208760220]

約数ペア:

[(1, 208760220), (2, 104380110), (3, 69586740), (4, 52190055), (5, 41752044), (6, 34793370), (9, 23195580), (10, 20876022), (12, 17396685), (15, 13917348), (18, 11597790), (19, 10987380), (20, 10438011), (27, 7731860), (30, 6958674), (36, 5798895), (38, 5493690), (45, 4639116), (54, 3865930), (57, 3662460), (60, 3479337), (76, 2746845), (90, 2319558), (95, 2197476), (108, 1932965), (114, 1831230), (135, 1546372), (171, 1220820), (180, 1159779), (190, 1098738), (228, 915615), (270, 773186), (285, 732492), (342, 610410), (380, 549369), (513, 406940), (540, 386593), (570, 366246), (684, 305205), (855, 244164), (1026, 203470), (1140, 183123), (1710, 122082), (2052, 101735), (2565, 81388), (3420, 61041), (5130, 40694), (10260, 20347)]