220636512

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:757

約数の個数: 144

約数和(自身を含む): 672300720

約数和(自身を除く): 451664208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 61, 72, 76, 96, 114, 122, 144, 152, 171, 183, 228, 244, 288, 304, 342, 366, 456, 488, 549, 608, 661, 684, 732, 912, 976, 1098, 1159, 1322, 1368, 1464, 1824, 1952, 1983, 2196, 2318, 2644, 2736, 2928, 3477, 3966, 4392, 4636, 5288, 5472, 5856, 5949, 6954, 7932, 8784, 9272, 10431, 10576, 11898, 12559, 13908, 15864, 17568, 18544, 20862, 21152, 23796, 25118, 27816, 31728, 37088, 37677, 40321, 41724, 47592, 50236, 55632, 63456, 75354, 80642, 83448, 95184, 100472, 111264, 113031, 120963, 150708, 161284, 166896, 190368, 200944, 226062, 241926, 301416, 322568, 333792, 362889, 401888, 452124, 483852, 602832, 645136, 725778, 766099, 904248, 967704, 1205664, 1290272, 1451556, 1532198, 1808496, 1935408, 2298297, 2903112, 3064396, 3616992, 3870816, 4596594, 5806224, 6128792, 6894891, 9193188, 11612448, 12257584, 13789782, 18386376, 24515168, 27579564, 36772752, 55159128, 73545504, 110318256, 220636512]

約数ペア:

[(1, 220636512), (2, 110318256), (3, 73545504), (4, 55159128), (6, 36772752), (8, 27579564), (9, 24515168), (12, 18386376), (16, 13789782), (18, 12257584), (19, 11612448), (24, 9193188), (32, 6894891), (36, 6128792), (38, 5806224), (48, 4596594), (57, 3870816), (61, 3616992), (72, 3064396), (76, 2903112), (96, 2298297), (114, 1935408), (122, 1808496), (144, 1532198), (152, 1451556), (171, 1290272), (183, 1205664), (228, 967704), (244, 904248), (288, 766099), (304, 725778), (342, 645136), (366, 602832), (456, 483852), (488, 452124), (549, 401888), (608, 362889), (661, 333792), (684, 322568), (732, 301416), (912, 241926), (976, 226062), (1098, 200944), (1159, 190368), (1322, 166896), (1368, 161284), (1464, 150708), (1824, 120963), (1952, 113031), (1983, 111264), (2196, 100472), (2318, 95184), (2644, 83448), (2736, 80642), (2928, 75354), (3477, 63456), (3966, 55632), (4392, 50236), (4636, 47592), (5288, 41724), (5472, 40321), (5856, 37677), (5949, 37088), (6954, 31728), (7932, 27816), (8784, 25118), (9272, 23796), (10431, 21152), (10576, 20862), (11898, 18544), (12559, 17568), (13908, 15864)]