256841496

素因数分解:

$2^3\times 3^3\times {\mathrm{109}}^1\times {\mathrm{10909}}^1$

素因数の和:11033

約数の個数: 64

約数和(自身を含む): 720060000

約数和(自身を除く): 463218504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 109, 216, 218, 327, 436, 654, 872, 981, 1308, 1962, 2616, 2943, 3924, 5886, 7848, 10909, 11772, 21818, 23544, 32727, 43636, 65454, 87272, 98181, 130908, 196362, 261816, 294543, 392724, 589086, 785448, 1178172, 1189081, 2356344, 2378162, 3567243, 4756324, 7134486, 9512648, 10701729, 14268972, 21403458, 28537944, 32105187, 42806916, 64210374, 85613832, 128420748, 256841496]

約数ペア:

[(1, 256841496), (2, 128420748), (3, 85613832), (4, 64210374), (6, 42806916), (8, 32105187), (9, 28537944), (12, 21403458), (18, 14268972), (24, 10701729), (27, 9512648), (36, 7134486), (54, 4756324), (72, 3567243), (108, 2378162), (109, 2356344), (216, 1189081), (218, 1178172), (327, 785448), (436, 589086), (654, 392724), (872, 294543), (981, 261816), (1308, 196362), (1962, 130908), (2616, 98181), (2943, 87272), (3924, 65454), (5886, 43636), (7848, 32727), (10909, 23544), (11772, 21818)]