257013792

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{127487}}^1$

素因数の和:127510

約数の個数: 72

約数和(自身を含む): 835301376

約数和(自身を除く): 578287584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 127487, 254974, 382461, 509948, 764922, 892409, 1019896, 1147383, 1529844, 1784818, 2039792, 2294766, 2677227, 3059688, 3569636, 4079584, 4589532, 5354454, 6119376, 7139272, 8031681, 9179064, 10708908, 12238752, 14278544, 16063362, 18358128, 21417816, 28557088, 32126724, 36716256, 42835632, 64253448, 85671264, 128506896, 257013792]

約数ペア:

[(1, 257013792), (2, 128506896), (3, 85671264), (4, 64253448), (6, 42835632), (7, 36716256), (8, 32126724), (9, 28557088), (12, 21417816), (14, 18358128), (16, 16063362), (18, 14278544), (21, 12238752), (24, 10708908), (28, 9179064), (32, 8031681), (36, 7139272), (42, 6119376), (48, 5354454), (56, 4589532), (63, 4079584), (72, 3569636), (84, 3059688), (96, 2677227), (112, 2294766), (126, 2039792), (144, 1784818), (168, 1529844), (224, 1147383), (252, 1019896), (288, 892409), (336, 764922), (504, 509948), (672, 382461), (1008, 254974), (2016, 127487)]