211399760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1087}}^1$

素因数の和:1141

約数の個数: 160

約数和(自身を含む): 611960832

約数和(自身を除く): 400561072

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 80, 85, 88, 104, 110, 130, 136, 143, 170, 176, 187, 208, 220, 221, 260, 272, 286, 340, 374, 440, 442, 520, 572, 680, 715, 748, 880, 884, 935, 1040, 1087, 1105, 1144, 1360, 1430, 1496, 1768, 1870, 2174, 2210, 2288, 2431, 2860, 2992, 3536, 3740, 4348, 4420, 4862, 5435, 5720, 7480, 8696, 8840, 9724, 10870, 11440, 11957, 12155, 14131, 14960, 17392, 17680, 18479, 19448, 21740, 23914, 24310, 28262, 36958, 38896, 43480, 47828, 48620, 56524, 59785, 70655, 73916, 86960, 92395, 95656, 97240, 113048, 119570, 141310, 147832, 155441, 184790, 191312, 194480, 203269, 226096, 239140, 240227, 282620, 295664, 310882, 369580, 406538, 478280, 480454, 565240, 621764, 739160, 777205, 813076, 956560, 960908, 1016345, 1130480, 1201135, 1243528, 1478320, 1554410, 1626152, 1921816, 2032690, 2402270, 2487056, 2642497, 3108820, 3252304, 3843632, 4065380, 4804540, 5284994, 6217640, 8130760, 9609080, 10569988, 12435280, 13212485, 16261520, 19218160, 21139976, 26424970, 42279952, 52849940, 105699880, 211399760]

約数ペア:

[(1, 211399760), (2, 105699880), (4, 52849940), (5, 42279952), (8, 26424970), (10, 21139976), (11, 19218160), (13, 16261520), (16, 13212485), (17, 12435280), (20, 10569988), (22, 9609080), (26, 8130760), (34, 6217640), (40, 5284994), (44, 4804540), (52, 4065380), (55, 3843632), (65, 3252304), (68, 3108820), (80, 2642497), (85, 2487056), (88, 2402270), (104, 2032690), (110, 1921816), (130, 1626152), (136, 1554410), (143, 1478320), (170, 1243528), (176, 1201135), (187, 1130480), (208, 1016345), (220, 960908), (221, 956560), (260, 813076), (272, 777205), (286, 739160), (340, 621764), (374, 565240), (440, 480454), (442, 478280), (520, 406538), (572, 369580), (680, 310882), (715, 295664), (748, 282620), (880, 240227), (884, 239140), (935, 226096), (1040, 203269), (1087, 194480), (1105, 191312), (1144, 184790), (1360, 155441), (1430, 147832), (1496, 141310), (1768, 119570), (1870, 113048), (2174, 97240), (2210, 95656), (2288, 92395), (2431, 86960), (2860, 73916), (2992, 70655), (3536, 59785), (3740, 56524), (4348, 48620), (4420, 47828), (4862, 43480), (5435, 38896), (5720, 36958), (7480, 28262), (8696, 24310), (8840, 23914), (9724, 21740), (10870, 19448), (11440, 18479), (11957, 17680), (12155, 17392), (14131, 14960)]