285278864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 620626944

約数和(自身を除く): 335348080

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 151, 208, 248, 293, 302, 403, 496, 586, 604, 806, 1172, 1208, 1612, 1963, 2344, 2416, 3224, 3809, 3926, 4681, 4688, 6448, 7618, 7852, 9083, 9362, 15236, 15704, 18166, 18724, 30472, 31408, 36332, 37448, 44243, 60853, 60944, 72664, 74896, 88486, 118079, 121706, 145328, 176972, 236158, 243412, 353944, 472316, 486824, 575159, 707888, 944632, 973648, 1150318, 1371533, 1889264, 2300636, 2743066, 4601272, 5486132, 9202544, 10972264, 17829929, 21944528, 35659858, 71319716, 142639432, 285278864]

約数ペア:

[(1, 285278864), (2, 142639432), (4, 71319716), (8, 35659858), (13, 21944528), (16, 17829929), (26, 10972264), (31, 9202544), (52, 5486132), (62, 4601272), (104, 2743066), (124, 2300636), (151, 1889264), (208, 1371533), (248, 1150318), (293, 973648), (302, 944632), (403, 707888), (496, 575159), (586, 486824), (604, 472316), (806, 353944), (1172, 243412), (1208, 236158), (1612, 176972), (1963, 145328), (2344, 121706), (2416, 118079), (3224, 88486), (3809, 74896), (3926, 72664), (4681, 60944), (4688, 60853), (6448, 44243), (7618, 37448), (7852, 36332), (9083, 31408), (9362, 30472), (15236, 18724), (15704, 18166)]