205047480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{953}}^1$

素因数の和:1141

約数の個数: 128

約数和(自身を含む): 675889920

約数和(自身を除く): 470842440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 163, 165, 220, 264, 326, 330, 440, 489, 652, 660, 815, 953, 978, 1304, 1320, 1630, 1793, 1906, 1956, 2445, 2859, 3260, 3586, 3812, 3912, 4765, 4890, 5379, 5718, 6520, 7172, 7624, 8965, 9530, 9780, 10483, 10758, 11436, 14295, 14344, 17930, 19060, 19560, 20966, 21516, 22872, 26895, 28590, 31449, 35860, 38120, 41932, 43032, 52415, 53790, 57180, 62898, 71720, 83864, 104830, 107580, 114360, 125796, 155339, 157245, 209660, 215160, 251592, 310678, 314490, 419320, 466017, 621356, 628980, 776695, 932034, 1242712, 1257960, 1553390, 1708729, 1864068, 2330085, 3106780, 3417458, 3728136, 4660170, 5126187, 6213560, 6834916, 8543645, 9320340, 10252374, 13669832, 17087290, 18640680, 20504748, 25630935, 34174580, 41009496, 51261870, 68349160, 102523740, 205047480]

約数ペア:

[(1, 205047480), (2, 102523740), (3, 68349160), (4, 51261870), (5, 41009496), (6, 34174580), (8, 25630935), (10, 20504748), (11, 18640680), (12, 17087290), (15, 13669832), (20, 10252374), (22, 9320340), (24, 8543645), (30, 6834916), (33, 6213560), (40, 5126187), (44, 4660170), (55, 3728136), (60, 3417458), (66, 3106780), (88, 2330085), (110, 1864068), (120, 1708729), (132, 1553390), (163, 1257960), (165, 1242712), (220, 932034), (264, 776695), (326, 628980), (330, 621356), (440, 466017), (489, 419320), (652, 314490), (660, 310678), (815, 251592), (953, 215160), (978, 209660), (1304, 157245), (1320, 155339), (1630, 125796), (1793, 114360), (1906, 107580), (1956, 104830), (2445, 83864), (2859, 71720), (3260, 62898), (3586, 57180), (3812, 53790), (3912, 52415), (4765, 43032), (4890, 41932), (5379, 38120), (5718, 35860), (6520, 31449), (7172, 28590), (7624, 26895), (8965, 22872), (9530, 21516), (9780, 20966), (10483, 19560), (10758, 19060), (11436, 17930), (14295, 14344)]