243961520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14591}}^1$

素因数の和:14634

約数の個数: 80

約数和(自身を含む): 651386880

約数和(自身を除く): 407425360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 8360, 14591, 16720, 29182, 58364, 72955, 116728, 145910, 160501, 233456, 277229, 291820, 321002, 554458, 583640, 642004, 802505, 1108916, 1167280, 1284008, 1386145, 1605010, 2217832, 2568016, 2772290, 3049519, 3210020, 4435664, 5544580, 6099038, 6420040, 11089160, 12198076, 12840080, 15247595, 22178320, 24396152, 30495190, 48792304, 60990380, 121980760, 243961520]

約数ペア:

[(1, 243961520), (2, 121980760), (4, 60990380), (5, 48792304), (8, 30495190), (10, 24396152), (11, 22178320), (16, 15247595), (19, 12840080), (20, 12198076), (22, 11089160), (38, 6420040), (40, 6099038), (44, 5544580), (55, 4435664), (76, 3210020), (80, 3049519), (88, 2772290), (95, 2568016), (110, 2217832), (152, 1605010), (176, 1386145), (190, 1284008), (209, 1167280), (220, 1108916), (304, 802505), (380, 642004), (418, 583640), (440, 554458), (760, 321002), (836, 291820), (880, 277229), (1045, 233456), (1520, 160501), (1672, 145910), (2090, 116728), (3344, 72955), (4180, 58364), (8360, 29182), (14591, 16720)]