388191456

素因数分解:

$2^5\times 3^2\times {\mathrm{191}}^1\times {\mathrm{7057}}^1$

素因数の和:7264

約数の個数: 72

約数和(自身を含む): 1109856384

約数和(自身を除く): 721664928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 191, 288, 382, 573, 764, 1146, 1528, 1719, 2292, 3056, 3438, 4584, 6112, 6876, 7057, 9168, 13752, 14114, 18336, 21171, 27504, 28228, 42342, 55008, 56456, 63513, 84684, 112912, 127026, 169368, 225824, 254052, 338736, 508104, 677472, 1016208, 1347887, 2032416, 2695774, 4043661, 5391548, 8087322, 10783096, 12130983, 16174644, 21566192, 24261966, 32349288, 43132384, 48523932, 64698576, 97047864, 129397152, 194095728, 388191456]

約数ペア:

[(1, 388191456), (2, 194095728), (3, 129397152), (4, 97047864), (6, 64698576), (8, 48523932), (9, 43132384), (12, 32349288), (16, 24261966), (18, 21566192), (24, 16174644), (32, 12130983), (36, 10783096), (48, 8087322), (72, 5391548), (96, 4043661), (144, 2695774), (191, 2032416), (288, 1347887), (382, 1016208), (573, 677472), (764, 508104), (1146, 338736), (1528, 254052), (1719, 225824), (2292, 169368), (3056, 127026), (3438, 112912), (4584, 84684), (6112, 63513), (6876, 56456), (7057, 55008), (9168, 42342), (13752, 28228), (14114, 27504), (18336, 21171)]